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Total
6056 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2021-30674 | 1 Apple | 2 Ipados, Iphone Os | 2021-09-16 | 4.3 MEDIUM | 5.5 MEDIUM |
| This issue was addressed with improved checks. This issue is fixed in iOS 14.6 and iPadOS 14.6. A malicious application may disclose restricted memory. | |||||
| CVE-2021-1811 | 1 Apple | 8 Icloud, Ipados, Iphone Os and 5 more | 2021-09-16 | 4.3 MEDIUM | 6.5 MEDIUM |
| A logic issue was addressed with improved state management. This issue is fixed in iTunes 12.11.3 for Windows, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iCloud for Windows 12.3, macOS Big Sur 11.3, watchOS 7.4, tvOS 14.5, iOS 14.5 and iPadOS 14.5. Processing a maliciously crafted font may result in the disclosure of process memory. | |||||
| CVE-2021-30716 | 1 Apple | 2 Mac Os X, Macos | 2021-09-16 | 4.3 MEDIUM | 5.9 MEDIUM |
| A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. An attacker in a privileged network position may be able to perform denial of service. | |||||
| CVE-2021-30718 | 1 Apple | 1 Macos | 2021-09-16 | 4.0 MEDIUM | 4.3 MEDIUM |
| This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.4. A non-privileged user may be able to modify restricted settings. | |||||
| CVE-2021-30796 | 1 Apple | 3 Iphone Os, Mac Os X, Macos | 2021-09-16 | 4.3 MEDIUM | 6.5 MEDIUM |
| A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing a maliciously crafted image may lead to a denial of service. | |||||
| CVE-2021-36215 | 1 Linecorp | 1 Line | 2021-09-15 | 5.0 MEDIUM | 5.3 MEDIUM |
| LINE client for iOS 10.21.3 and before allows address bar spoofing due to inappropriate address handling. | |||||
| CVE-2021-1848 | 1 Apple | 2 Ipados, Iphone Os | 2021-09-15 | 2.1 LOW | 5.5 MEDIUM |
| The issue was addressed with improved UI handling. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to view sensitive information in the app switcher. | |||||
| CVE-2021-31612 | 1 Zh-jieli | 24 Ac6901, Ac6901 Firmware, Ac6902 and 21 more | 2021-09-15 | 6.1 MEDIUM | 6.5 MEDIUM |
| The Bluetooth Classic implementation on Zhuhai Jieli AC690X devices does not properly handle the reception of an oversized LMP packet greater than 17 bytes during the LMP auto rate procedure, allowing attackers in radio range to trigger a deadlock via a crafted LMP packet. | |||||
| CVE-2021-39241 | 3 Debian, Fedoraproject, Haproxy | 3 Debian Linux, Fedora, Haproxy | 2021-09-14 | 5.0 MEDIUM | 5.3 MEDIUM |
| An issue was discovered in HAProxy 2.0 before 2.0.24, 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. An HTTP method name may contain a space followed by the name of a protected resource. It is possible that a server would interpret this as a request for that protected resource, such as in the "GET /admin? HTTP/1.1 /static/images HTTP/1.1" example. | |||||
| CVE-2021-34147 | 1 Cypress | 2 Cyw20735b1, Wireless Internet Connectivity For Embedded Devices | 2021-09-14 | 6.1 MEDIUM | 6.5 MEDIUM |
| The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 does not properly handle the reception of a malformed LMP timing accuracy response followed by multiple reconnections to the link slave, allowing attackers to exhaust device BT resources and eventually trigger a crash via multiple attempts of sending a crafted LMP timing accuracy response followed by a sudden reconnection with a random BDAddress. | |||||
| CVE-2021-34145 | 1 Cypress | 2 Cyw20735b1, Wireless Internet Connectivity For Embedded Devices | 2021-09-14 | 2.9 LOW | 5.3 MEDIUM |
| The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMP_max_slot with an invalid Baseband packet type (and LT_ADDRESS and LT_ADDR) after completion of the LMP setup procedure, allowing attackers in radio range to trigger a denial of service (firmware crash) via a crafted LMP packet. | |||||
| CVE-2021-34148 | 1 Cypress | 2 Cyw20735b1, Wireless Internet Connectivity For Embedded Devices | 2021-09-14 | 6.1 MEDIUM | 6.5 MEDIUM |
| The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMP_max_slot with a greater ACL Length after completion of the LMP setup procedure, allowing attackers in radio range to trigger a denial of service (firmware crash) via a crafted LMP packet. | |||||
| CVE-2021-34146 | 1 Cypress | 4 Cyw20735b1, Cyw20735b1 Firmware, Cyw920735q60evb-01 and 1 more | 2021-09-14 | 6.1 MEDIUM | 6.5 MEDIUM |
| The Bluetooth Classic implementation in the Cypress CYW920735Q60EVB does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service and restart (crash) of the device by flooding it with LMP_AU_Rand packets after the paging procedure. | |||||
| CVE-2021-39122 | 1 Atlassian | 2 Data Center, Jira | 2021-09-14 | 5.0 MEDIUM | 5.3 MEDIUM |
| Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to view users' emails via an Information Disclosure vulnerability in the /rest/api/2/search endpoint. The affected versions are before version 8.5.13, from version 8.6.0 before 8.13.5, and from version 8.14.0 before 8.15.1. | |||||
| CVE-2021-39121 | 1 Atlassian | 2 Data Center, Jira | 2021-09-14 | 4.0 MEDIUM | 4.3 MEDIUM |
| Affected versions of Atlassian Jira Server and Data Center allow authenticated remote attackers to enumerate the keys of private Jira projects via an Information Disclosure vulnerability in the /rest/api/latest/projectvalidate/key endpoint. The affected versions are before version 8.5.18, from version 8.6.0 before 8.13.10, and from version 8.14.0 before 8.18.2. | |||||
| CVE-2021-34143 | 1 Zh-jieli | 15 Ac6936, Ac6951, Ac6952 and 12 more | 2021-09-14 | 6.1 MEDIUM | 6.5 MEDIUM |
| The Bluetooth Classic implementation in the Zhuhai Jieli AC6366C_DEMO_V1.0 does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service (deadlock) of the device by flooding it with LMP_AU_Rand packets after paging procedure. User intervention is required to restart the device. | |||||
| CVE-2020-8316 | 1 Lenovo | 1 Vantage | 2021-09-14 | 2.1 LOW | 4.4 MEDIUM |
| A vulnerability was reported in Lenovo Vantage prior to version 10.2003.10.0 that could allow an authenticated user to read files on the system with elevated privileges. | |||||
| CVE-2020-1769 | 2 Opensuse, Otrs | 3 Backports Sle, Leap, Otrs | 2021-09-14 | 4.0 MEDIUM | 4.3 MEDIUM |
| In the login screens (in agent and customer interface), Username and Password fields use autocomplete, which might be considered as security issue. This issue affects: ((OTRS)) Community Edition: 5.0.41 and prior versions, 6.0.26 and prior versions. OTRS: 7.0.15 and prior versions. | |||||
| CVE-2019-15594 | 1 Gitlab | 1 Gitlab | 2021-09-14 | 4.0 MEDIUM | 4.3 MEDIUM |
| GitLab 11.8 and later contains a security vulnerability that allows a user to obtain details of restricted pipelines via the merge request endpoint. | |||||
| CVE-2020-0028 | 1 Google | 1 Android | 2021-09-14 | 7.1 HIGH | 6.5 MEDIUM |
| In notifyNetworkTested and related functions of NetworkMonitor.java, there is a possible bypass of private DNS settings. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-9Android ID: A-122652057 | |||||
| CVE-2019-3566 | 1 Whatsapp | 2 Whatsapp, Whatsapp Business | 2021-09-14 | 4.3 MEDIUM | 5.9 MEDIUM |
| A bug in WhatsApp for Android's messaging logic would potentially allow a malicious individual who has taken over over a WhatsApp user's account to recover previously sent messages. This behavior requires independent knowledge of metadata for previous messages, which are not available publicly. This issue affects WhatsApp for Android 2.19.52 and 2.19.54 - 2.19.103, as well as WhatsApp Business for Android starting in v2.19.22 until v2.19.38. | |||||
| CVE-2021-31610 | 2 Bluetrum, Mi | 6 Ab5376t, Ab5376t Firmware, Bt8896a and 3 more | 2021-09-13 | 6.1 MEDIUM | 6.5 MEDIUM |
| The Bluetooth Classic implementation on AB32VG1 devices does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service (either restart or deadlock the device) by flooding a device with LMP_AU_rand data. | |||||
| CVE-2021-29727 | 1 Ibm | 2 Aix, Vios | 2021-09-13 | 4.9 MEDIUM | 5.5 MEDIUM |
| IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a local user to exploit a vulnerability in the AIX kernel to cause a denial of service. IBM X-Force ID: 201106. | |||||
| CVE-2019-0248 | 1 Sap | 2 Basis, Netweaver | 2021-09-13 | 4.3 MEDIUM | 5.9 MEDIUM |
| Under certain conditions SAP Gateway of ABAP Application Server (fixed in SAP_GWFND 7.5, 7.51, 7.52, 7.53; SAP_BASIS 7.5) allows an attacker to access information which would otherwise be restricted. | |||||
| CVE-2019-15367 | 1 Haier | 2 P10, P10 Firmware | 2021-09-13 | 2.1 LOW | 5.5 MEDIUM |
| The Haier P10 Android device with a build fingerprint of Haier/P10/P10:8.1.0/O11019/1532662449:user/release-keys contains a pre-installed app with a package name of com.mediatek.wfo.impl app (versionCode=27, versionName=8.1.0) that allows any app co-located on the device to modify a system property through an exported interface without proper authorization. | |||||
| CVE-2021-34150 | 1 Bluetrum | 2 Ab5301a, Ab5301a Firmware | 2021-09-10 | 3.3 LOW | 6.5 MEDIUM |
| The Bluetooth Classic implementation on Bluetrum AB5301A devices with unknown firmware versions does not properly handle the reception of oversized DM1 LMP packets while no other BT connections are active, allowing attackers in radio range to prevent new BT connections (disabling the AB5301A inquiry and page scan procedures) via a crafted LMP packet. The user needs to manually perform a power cycle (restart) of the device to restore BT connectivity. | |||||
| CVE-2021-34144 | 1 Zh-jieli | 15 Ac6936, Ac6951, Ac6952 and 12 more | 2021-09-09 | 3.3 LOW | 6.5 MEDIUM |
| The Bluetooth Classic implementation in the Zhuhai Jieli AC6366C BT SDK through 0.9.1 does not properly handle the reception of truncated LMP_SCO_Link_Request packets while no other BT connections are active, allowing attackers in radio range to prevent new BT connections (disabling the AB5301A inquiry and page scan procedures) via a crafted LMP packet. The user needs to manually perform a power cycle (restart) of the device to restore BT connectivity. | |||||
| CVE-2021-34149 | 1 Ti | 2 Cc256xcqfn-em, Cc256xcqfn-em Firmware | 2021-09-09 | 3.3 LOW | 6.5 MEDIUM |
| The Bluetooth Classic implementation on the Texas Instruments CC256XCQFN-EM does not properly handle the reception of continuous LMP_AU_Rand packets, allowing attackers in radio range to trigger a denial of service (deadlock) of the device by flooding it with LMP_AU_Rand packets after the paging procedure. | |||||
| CVE-2021-28155 | 1 Jbl | 2 Tune500bt, Tune500bt Firmware | 2021-09-09 | 6.1 MEDIUM | 6.5 MEDIUM |
| The Bluetooth Classic implementation on JBL TUNE500BT devices does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service and shutdown a device by flooding the target device with LMP Feature Response data. | |||||
| CVE-2021-31613 | 1 Zh-jieli | 10 Ac6901, Ac6901 Firmware, Ac6921 and 7 more | 2021-09-09 | 3.3 LOW | 6.5 MEDIUM |
| The Bluetooth Classic implementation on Zhuhai Jieli AC690X and AC692X devices does not properly handle the reception of a truncated LMP packet during the LMP auto rate procedure, allowing attackers in radio range to immediately crash (and restart) a device via a crafted LMP packet. | |||||
| CVE-2021-36093 | 1 Otrs | 1 Otrs | 2021-09-09 | 5.0 MEDIUM | 5.3 MEDIUM |
| It's possible to create an email which can be stuck while being processed by PostMaster filters, causing DoS. This issue affects: OTRS AG ((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.28 and prior versions; 8.0.x version 8.0.15 and prior versions. | |||||
| CVE-2018-6311 | 1 Foxconn | 2 Ap-fc4064-t, Ap-fc4064-t Firmware | 2021-09-09 | 7.2 HIGH | 6.8 MEDIUM |
| One can gain root access on the Foxconn femtocell FEMTO AP-FC4064-T version AP_GT_B38_5.8.3lb15-W47 LTE Build 15 via UART pins without any restrictions, which leads to full system compromise and disclosure of user communications. | |||||
| CVE-2021-29851 | 1 Ibm | 1 Planning Analytics | 2021-09-09 | 4.0 MEDIUM | 4.3 MEDIUM |
| IBM Planning Analytics 2.0 could allow a remote attacker to obtain sensitive information when a stack trace is returned in the browser. IBM X-Force ID: 205527. | |||||
| CVE-2021-33598 | 3 Apple, F-secure, Microsoft | 5 Macos, Atlant, Elements Endpoint Protection and 2 more | 2021-09-08 | 4.0 MEDIUM | 6.5 MEDIUM |
| A Denial-of-Service (DoS) vulnerability was discovered in all versions of F-Secure Atlant whereby the SAVAPI component used in certain F-Secure products can crash while scanning fuzzed files. The exploit can be triggered remotely by an attacker. A successful attack will result in Denial-of-Service (DoS) of the Anti-Virus engine. | |||||
| CVE-2020-14711 | 3 Apple, Opensuse, Oracle | 3 Macos, Leap, Vm Virtualbox | 2021-09-08 | 4.4 MEDIUM | 6.5 MEDIUM |
| Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are Prior to 5.2.44, prior to 6.0.24 and prior to 6.1.12. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. Note: The CVE-2020-14711 is applicable to macOS host only. CVSS 3.1 Base Score 6.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H). | |||||
| CVE-2020-9696 | 3 Adobe, Apple, Microsoft | 4 Acrobat Dc, Acrobat Reader Dc, Macos and 1 more | 2021-09-08 | 7.1 HIGH | 5.5 MEDIUM |
| Adobe Acrobat and Reader versions 2020.009.20074 and earlier, 2020.001.30002, 2017.011.30171 and earlier, and 2015.006.30523 and earlier have a security bypass vulnerability. Successful exploitation could lead to security feature bypass. | |||||
| CVE-2017-5120 | 5 Apple, Debian, Google and 2 more | 6 Macos, Debian Linux, Android and 3 more | 2021-09-08 | 4.3 MEDIUM | 6.5 MEDIUM |
| Inappropriate use of www mismatch redirects in browser navigation in Google Chrome prior to 61.0.3163.79 for Mac, Windows, and Linux, and 61.0.3163.81 for Android, allowed a remote attacker to potentially downgrade HTTPS requests to HTTP via a crafted HTML page. In other words, Chrome could transmit cleartext even though the user had entered an https URL, because of a misdesigned workaround for cases where the domain name in a URL almost matches the domain name in an X.509 server certificate (but differs in the initial "www." substring). | |||||
| CVE-2019-0976 | 3 Apple, Linux, Microsoft | 3 Macos, Linux Kernel, Nuget | 2021-09-08 | 2.1 LOW | 5.5 MEDIUM |
| A tampering vulnerability exists in the NuGet Package Manager for Linux and Mac that could allow an authenticated attacker to modify contents of the intermediate build folder (by default "obj"), aka 'NuGet Package Manager Tampering Vulnerability'. | |||||
| CVE-2019-0757 | 3 Apple, Microsoft, Mono-project | 6 Macos, .net Core, .net Core Sdk and 3 more | 2021-09-08 | 4.0 MEDIUM | 6.5 MEDIUM |
| A tampering vulnerability exists in the NuGet Package Manager for Linux and Mac that could allow an authenticated attacker to modify a NuGet package's folder structure, aka 'NuGet Package Manager Tampering Vulnerability'. | |||||
| CVE-2020-25816 | 1 Hashicorp | 1 Vault | 2021-09-07 | 4.9 MEDIUM | 6.8 MEDIUM |
| HashiCorp Vault and Vault Enterprise versions 1.0 and newer allowed leases created with a batch token to outlive their TTL because expiration time was not scheduled correctly. Fixed in 1.4.7 and 1.5.4. | |||||
| CVE-2021-29862 | 1 Ibm | 2 Aix, Vios | 2021-09-07 | 4.9 MEDIUM | 5.5 MEDIUM |
| IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX kernel to cause a denial of service. IBM X-Force ID: 206086. | |||||
| CVE-2021-1590 | 1 Cisco | 103 Nexus 3000, Nexus 3048, Nexus 31108pc-v and 100 more | 2021-09-03 | 4.3 MEDIUM | 5.3 MEDIUM |
| A vulnerability in the implementation of the system login block-for command for Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a login process to unexpectedly restart, causing a denial of service (DoS) condition. This vulnerability is due to a logic error in the implementation of the system login block-for command when an attack is detected and acted upon. An attacker could exploit this vulnerability by performing a brute-force login attack on an affected device. A successful exploit could allow the attacker to cause a login process to reload, which could result in a delay during authentication to the affected device. | |||||
| CVE-2020-4887 | 1 Ibm | 2 Aix, Vios | 2021-08-31 | 2.1 LOW | 5.5 MEDIUM |
| IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the gencore user command to create arbitrary files in any directory. IBM X-Force ID: 190911. | |||||
| CVE-2021-23413 | 1 Jszip Project | 1 Jszip | 2021-08-27 | 5.0 MEDIUM | 5.3 MEDIUM |
| This affects the package jszip before 3.7.0. Crafting a new zip file with filenames set to Object prototype values (e.g __proto__, toString, etc) results in a returned object with a modified prototype instance. | |||||
| CVE-2021-29983 | 2 Google, Mozilla | 2 Android, Firefox | 2021-08-25 | 4.3 MEDIUM | 6.5 MEDIUM |
| Firefox for Android could get stuck in fullscreen mode and not exit it even after normal interactions that should cause it to exit. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 91. | |||||
| CVE-2021-38546 | 1 Creative | 8 Pebble, Pebble Firmware, Pebble Plus and 5 more | 2021-08-23 | 4.3 MEDIUM | 5.9 MEDIUM |
| CREATIVE Pebble devices through 2021-08-09 allow remote attackers to recover speech signals from an LED on the device, via a telescope and an electro-optical sensor, aka a "Glowworm" attack. The power indicator LED of the speakers is connected directly to the power line, as a result, the intensity of a device's power indicator LED is correlative to the power consumption. The sound played by the speakers affects their power consumption and as a result is also correlative to the light intensity of the LEDs. By analyzing measurements obtained from an electro-optical sensor directed at the power indicator LEDs of the speakers, we can recover the sound played by them. | |||||
| CVE-2021-38547 | 1 Logitech | 4 S120, S120 Firmware, Z120 and 1 more | 2021-08-23 | 4.3 MEDIUM | 5.9 MEDIUM |
| Logitech Z120 and S120 speakers through 2021-08-09 allow remote attackers to recover speech signals from an LED on the device, via a telescope and an electro-optical sensor, aka a "Glowworm" attack. The power indicator LED of the speakers is connected directly to the power line, as a result, the intensity of a device's power indicator LED is correlative to the power consumption. The sound played by the speakers affects their power consumption and as a result is also correlative to the light intensity of the LEDs. By analyzing measurements obtained from an electro-optical sensor directed at the power indicator LEDs of the speakers, we can recover the sound played by them. | |||||
| CVE-2021-38545 | 1 Raspberrypi | 4 Raspberry Pi 3 Model B\+, Raspberry Pi 3 Model B\+ Firmware, Raspberry Pi 4 Model B and 1 more | 2021-08-23 | 4.3 MEDIUM | 5.9 MEDIUM |
| Raspberry Pi 3 B+ and 4 B devices through 2021-08-09, in certain specific use cases in which the device supplies power to audio-output equipment, allow remote attackers to recover speech signals from an LED on the device, via a telescope and an electro-optical sensor, aka a "Glowworm" attack. We assume that the Raspberry Pi supplies power to some speakers. The power indicator LED of the Raspberry Pi is connected directly to the power line, as a result, the intensity of a device's power indicator LED is correlative to the power consumption. The sound played by the speakers affects the Raspberry Pi's power consumption and as a result is also correlative to the light intensity of the LED. By analyzing measurements obtained from an electro-optical sensor directed at the power indicator LED of the Raspberry Pi, we can recover the sound played by the speakers. | |||||
| CVE-2021-38548 | 1 Jbl | 2 Go 2, Go 2 Firmware | 2021-08-23 | 4.3 MEDIUM | 5.9 MEDIUM |
| JBL Go 2 devices through 2021-08-09 allow remote attackers to recover speech signals from an LED on the device, via a telescope and an electro-optical sensor, aka a "Glowworm" attack. The power indicator LED of the speakers is connected directly to the power line, as a result, the intensity of a device's power indicator LED is correlative to the power consumption. The sound played by the speakers affects their power consumption and as a result is also correlative to the light intensity of the LEDs. By analyzing measurements obtained from an electro-optical sensor directed at the power indicator LEDs of the speakers, we can recover the sound played by them. | |||||
| CVE-2021-38544 | 1 Sony | 4 Srs-xb33, Srs-xb33 Firmware, Srs-xb43 and 1 more | 2021-08-23 | 4.3 MEDIUM | 5.9 MEDIUM |
| Sony SRS-XB33 and SRS-XB43 devices through 2021-08-09 allow remote attackers to recover speech signals from an LED on the device, via a telescope and an electro-optical sensor, aka a "Glowworm" attack. The power indicator LED of the speakers is connected directly to the power line, as a result, the intensity of a device's power indicator LED is correlative to the power consumption. The sound played by the speakers affects their power consumption and as a result is also correlative to the light intensity of the LEDs. By analyzing measurements obtained from an electro-optical sensor directed at the power indicator LEDs of the speakers, we can recover the sound played by them. | |||||