Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2018-12392 4 Canonical, Debian, Mozilla and 1 more 11 Ubuntu Linux, Debian Linux, Firefox and 8 more 2019-10-03 7.5 HIGH 9.8 CRITICAL
When manipulating user events in nested loops while opening a document through script, it is possible to trigger a potentially exploitable crash due to poor event handling. This vulnerability affects Firefox < 63, Firefox ESR < 60.3, and Thunderbird < 60.3.
CVE-2017-7820 1 Mozilla 1 Firefox 2019-10-03 5.0 MEDIUM 5.3 MEDIUM
The "instanceof" operator can bypass the Xray wrapper mechanism. When called on web content from the browser itself or an extension the web content can provide its own result for that operator, possibly tricking the browser or extension into mishandling the element. This vulnerability affects Firefox < 56.
CVE-2017-5426 2 Linux, Mozilla 3 Linux Kernel, Firefox, Thunderbird 2019-10-03 5.0 MEDIUM 5.3 MEDIUM
On Linux, if the secure computing mode BPF (seccomp-bpf) filter is running when the Gecko Media Plugin sandbox is started, the sandbox fails to be applied and items that would run within the sandbox are run protected only by the running filter which is typically weak compared to the sandbox. Note: this issue only affects Linux. Other operating systems are not affected. This vulnerability affects Firefox < 52 and Thunderbird < 52.
CVE-2018-12372 4 Canonical, Debian, Mozilla and 1 more 7 Ubuntu Linux, Debian Linux, Thunderbird and 4 more 2019-10-03 4.3 MEDIUM 6.5 MEDIUM
Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward. This vulnerability affects Thunderbird < 52.9.
CVE-2018-5142 2 Canonical, Mozilla 2 Ubuntu Linux, Firefox 2019-10-03 5.0 MEDIUM 5.3 MEDIUM
If Media Capture and Streams API permission is requested from documents with "data:" or "blob:" URLs, the permission notifications do not properly display the originating domain. The notification states "Unknown protocol" as the requestee, leading to user confusion about which site is asking for this permission. This vulnerability affects Firefox < 59.
CVE-2018-5166 2 Canonical, Mozilla 2 Ubuntu Linux, Firefox 2019-10-03 5.0 MEDIUM 7.5 HIGH
WebExtensions can use request redirection and a "filterReponseData" filter to bypass host permission settings to redirect network traffic and access content from a host for which they do not have explicit user permission. This vulnerability affects Firefox < 60.
CVE-2018-5135 1 Mozilla 1 Firefox 2019-10-03 5.0 MEDIUM 7.5 HIGH
WebExtensions can bypass normal restrictions in some circumstances and use "browser.tabs.executeScript" to inject scripts into contexts where this should not be allowed, such as pages from other WebExtensions or unprivileged "about:" pages. This vulnerability affects Firefox < 59.
CVE-2017-5386 3 Debian, Mozilla, Redhat 9 Debian Linux, Firefox, Firefox Esr and 6 more 2019-10-03 7.5 HIGH 7.3 HIGH
WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.
CVE-2017-7789 1 Mozilla 1 Firefox 2019-10-03 5.0 MEDIUM 5.3 MEDIUM
If a server sends two Strict-Transport-Security (STS) headers for a single connection, they will be rejected as invalid and HTTP Strict Transport Security (HSTS) will not be enabled for the connection. This vulnerability affects Firefox < 55.
CVE-2018-12368 2 Microsoft, Mozilla 4 Windows 10, Firefox, Firefox Esr and 1 more 2019-10-03 9.3 HIGH 8.1 HIGH
Windows 10 does not warn users before opening executable files with the SettingContent-ms extension even when they have been downloaded from the internet and have the "Mark of the Web." Without the warning, unsuspecting users unfamiliar with this new file type might run an unwanted executable. This also allows a WebExtension with the limited downloads.open permission to execute arbitrary code without user interaction on Windows 10 systems. *Note: this issue only affects Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
CVE-2017-7767 2 Microsoft, Mozilla 3 Windows, Firefox, Firefox Esr 2019-10-03 2.1 LOW 5.5 MEDIUM
The Mozilla Maintenance Service can be invoked by an unprivileged user to overwrite arbitrary files with junk data using the Mozilla Windows Updater, which runs with the Maintenance Service's privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 52.2 and Firefox < 54.
CVE-2018-10229 3 Google, Lg, Mozilla 3 Chrome, Nexus 5, Firefox 2019-10-03 5.8 MEDIUM 4.8 MEDIUM
A hardware vulnerability in GPU memory modules allows attackers to accelerate micro-architectural attacks through the use of the JavaScript WebGL API.
CVE-2017-7803 3 Debian, Mozilla, Redhat 9 Debian Linux, Firefox, Firefox Esr and 6 more 2019-10-03 5.0 MEDIUM 7.5 HIGH
When a page's content security policy (CSP) header contains a "sandbox" directive, other directives are ignored. This results in the incorrect enforcement of CSP. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
CVE-2017-7765 2 Microsoft, Mozilla 4 Windows, Firefox, Firefox Esr and 1 more 2019-10-03 5.0 MEDIUM 7.5 HIGH
The "Mark of the Web" was not correctly saved on Windows when files with very long names were downloaded from the Internet. Without the Mark of the Web data, the security warning that Windows displays before running executables downloaded from the Internet is not shown. Note: This attack only affects Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.
CVE-2018-12396 4 Canonical, Debian, Mozilla and 1 more 10 Ubuntu Linux, Debian Linux, Firefox and 7 more 2019-10-03 4.3 MEDIUM 6.5 MEDIUM
A vulnerability where a WebExtension can run content scripts in disallowed contexts following navigation or other events. This allows for potential privilege escalation by the WebExtension on sites where content scripts should not be run. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
CVE-2017-7766 2 Microsoft, Mozilla 3 Windows, Firefox, Firefox Esr 2019-10-03 4.6 MEDIUM 7.8 HIGH
An attack using manipulation of "updater.ini" contents, used by the Mozilla Windows Updater, and privilege escalation through the Mozilla Maintenance Service to allow for arbitrary file execution and deletion by the Maintenance Service, which has privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 52.2 and Firefox < 54.
CVE-2018-5175 2 Canonical, Mozilla 2 Ubuntu Linux, Firefox 2019-10-03 4.3 MEDIUM 6.1 MEDIUM
A mechanism to bypass Content Security Policy (CSP) protections on sites that have a "script-src" policy of "'strict-dynamic'". If a target website contains an HTML injection flaw an attacker could inject a reference to a copy of the "require.js" library that is part of Firefox's Developer Tools, and then use a known technique using that library to bypass the CSP restrictions on executing injected scripts. This vulnerability affects Firefox < 60.
CVE-2017-7790 2 Microsoft, Mozilla 2 Windows, Firefox 2019-10-03 5.0 MEDIUM 7.5 HIGH
On Windows systems, if non-null-terminated strings are copied into the crash reporter for some specific registry keys, stack memory data can be copied until a null is found. This can potentially contain private data from the local system. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Firefox < 55.
CVE-2017-5456 2 Mozilla, Redhat 8 Firefox, Firefox Esr, Enterprise Linux and 5 more 2019-10-03 7.5 HIGH 9.8 CRITICAL
A mechanism to bypass file system access protections in the sandbox using the file system request constructor through an IPC message. This allows for read and write access to the local file system. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53.
CVE-2017-5409 2 Microsoft, Mozilla 3 Windows, Firefox, Firefox Esr 2019-10-03 3.6 LOW 5.5 MEDIUM
The Mozilla Windows updater can be called by a non-privileged user to delete an arbitrary local file by passing a special path to the callback parameter through the Mozilla Maintenance Service, which has privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 45.8 and Firefox < 52.
CVE-2018-12373 4 Canonical, Debian, Mozilla and 1 more 7 Ubuntu Linux, Debian Linux, Thunderbird and 4 more 2019-10-03 4.3 MEDIUM 6.5 MEDIUM
dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward. This vulnerability affects Thunderbird < 52.9.
CVE-2017-7761 2 Microsoft, Mozilla 3 Windows, Firefox, Firefox Esr 2019-10-03 3.6 LOW 5.5 MEDIUM
The Mozilla Maintenance Service "helper.exe" application creates a temporary directory writable by non-privileged users. When this is combined with creation of a junction (a form of symbolic link), protected files in the target directory of the junction can be deleted by the Mozilla Maintenance Service, which has privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 52.2 and Firefox < 54.
CVE-2018-12383 4 Canonical, Debian, Mozilla and 1 more 11 Ubuntu Linux, Debian Linux, Firefox and 8 more 2019-10-03 2.1 LOW 5.5 MEDIUM
If a user saved passwords before Firefox 58 and then later set a master password, an unencrypted copy of these passwords is still accessible. This is because the older stored password file was not deleted when the data was copied to a new format starting in Firefox 58. The new master password is added only on the new file. This could allow the exposure of stored password data outside of user expectations. This vulnerability affects Firefox < 62, Firefox ESR < 60.2.1, and Thunderbird < 60.2.1.
CVE-2017-7813 1 Mozilla 1 Firefox 2019-10-03 6.4 MEDIUM 8.2 HIGH
Inside the JavaScript parser, a cast of an integer to a narrower type can result in data read from outside the buffer being parsed. This usually results in a non-exploitable crash, but can leak a limited amount of information from memory if it matches JavaScript identifier syntax. This vulnerability affects Firefox < 56.
CVE-2017-5455 2 Mozilla, Redhat 8 Firefox, Firefox Esr, Enterprise Linux and 5 more 2019-10-03 5.0 MEDIUM 7.5 HIGH
The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and escalation of privilege if combined with another vulnerability that resulted in remote code execution inside the sandboxed process. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53.
CVE-2018-5113 2 Canonical, Mozilla 2 Ubuntu Linux, Firefox 2019-10-03 5.0 MEDIUM 7.5 HIGH
The "browser.identity.launchWebAuthFlow" function of WebExtensions is only allowed to load content over "https:" but this requirement was not properly enforced. This can potentially allow privileged pages to be loaded by the extension. This vulnerability affects Firefox < 58.
CVE-2017-5462 2 Debian, Mozilla 5 Debian Linux, Firefox, Firefox Esr and 2 more 2019-10-03 5.0 MEDIUM 5.3 MEDIUM
A flaw in DRBG number generation within the Network Security Services (NSS) library where the internal state V does not correctly carry bits over. The NSS library has been updated to fix this issue to address this issue and Firefox ESR 52.1 has been updated with NSS version 3.28.4. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
CVE-2018-5179 1 Mozilla 1 Firefox 2019-10-03 5.0 MEDIUM 7.5 HIGH
A service worker can send the activate event on itself periodically which allows it to run perpetually, allowing it to monitor activity by users. Affects all versions prior to Firefox 60.
CVE-2017-7830 3 Debian, Mozilla, Redhat 9 Debian Linux, Firefox, Firefox Esr and 6 more 2019-10-03 4.3 MEDIUM 6.5 MEDIUM
The Resource Timing API incorrectly revealed navigations in cross-origin iframes. This is a same-origin policy violation and could allow for data theft of URLs loaded by users. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
CVE-2017-7821 1 Mozilla 1 Firefox 2019-10-03 7.5 HIGH 9.8 CRITICAL
A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56.
CVE-2017-5419 1 Mozilla 2 Firefox, Thunderbird 2019-10-03 7.8 HIGH 7.5 HIGH
If a malicious site repeatedly triggers a modal authentication prompt, eventually the browser UI will become non-responsive, requiring shutdown through the operating system. This is a denial of service (DOS) attack. This vulnerability affects Firefox < 52 and Thunderbird < 52.
CVE-2017-5405 3 Debian, Mozilla, Redhat 10 Debian Linux, Firefox, Firefox Esr and 7 more 2019-10-03 5.0 MEDIUM 5.3 MEDIUM
Certain response codes in FTP connections can result in the use of uninitialized values for ports in FTP operations. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.
CVE-2018-5117 4 Canonical, Debian, Mozilla and 1 more 11 Ubuntu Linux, Debian Linux, Firefox and 8 more 2019-10-03 5.0 MEDIUM 5.3 MEDIUM
If right-to-left text is used in the addressbar with left-to-right alignment, it is possible in some circumstances to scroll this text to spoof the displayed URL. This issue could result in the wrong URL being displayed as a location, which can mislead users to believe they are on a different site than the one loaded. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
CVE-2017-5388 1 Mozilla 1 Firefox 2019-10-03 5.0 MEDIUM 7.5 HIGH
A STUN server in conjunction with a large number of "webkitRTCPeerConnection" objects can be used to send large STUN packets in a short period of time due to a lack of rate limiting being applied on e10s systems, allowing for a denial of service attack. This vulnerability affects Firefox < 51.
CVE-2017-7835 1 Mozilla 1 Firefox 2019-10-03 7.5 HIGH 7.3 HIGH
Mixed content blocking of insecure (HTTP) sub-resources in a secure (HTTPS) document was not correctly applied for resources that redirect from HTTPS to HTTP, allowing content that should be blocked, such as scripts, to be loaded on a page. This vulnerability affects Firefox < 57.
CVE-2017-7836 3 Apple, Linux, Mozilla 3 Mac Os X, Linux Kernel, Firefox 2019-10-03 4.6 MEDIUM 7.8 HIGH
The "pingsender" executable used by the Firefox Health Report dynamically loads a system copy of libcurl, which an attacker could replace. This allows for privilege escalation as the replaced libcurl code will run with Firefox's privileges. Note: This attack requires an attacker have local system access and only affects OS X and Linux. Windows systems are not affected. This vulnerability affects Firefox < 57.
CVE-2019-11741 1 Mozilla 1 Firefox 2019-10-02 4.3 MEDIUM 6.1 MEDIUM
A compromised sandboxed content process can perform a Universal Cross-site Scripting (UXSS) attack on content from any site it can cause to be loaded in the same process. Because addons.mozilla.org and accounts.firefox.com have close ties to the Firefox product, malicious manipulation of these sites within the browser can potentially be used to modify a user's Firefox configuration. These two sites will now be isolated into their own process and not allowed to be loaded in a standard content process. This vulnerability affects Firefox < 69.
CVE-2019-14953 2 Jetbrains, Mozilla 2 Youtrack, Firefox 2019-10-02 4.3 MEDIUM 6.1 MEDIUM
JetBrains YouTrack versions before 2019.2.53938 had a possible XSS through issue attachments when using the Firefox browser.
CVE-2019-11737 1 Mozilla 1 Firefox 2019-10-02 5.0 MEDIUM 5.3 MEDIUM
If a wildcard ('*') is specified for the host in Content Security Policy (CSP) directives, any port or path restriction of the directive will be ignored, leading to CSP directives not being properly applied to content. This vulnerability affects Firefox < 69.
CVE-2019-11716 1 Mozilla 1 Firefox 2019-08-15 7.5 HIGH 8.3 HIGH
Until explicitly accessed by script, window.globalThis is not enumerable and, as a result, is not visible to code such as Object.getOwnPropertyNames(window). Sites that deploy a sandboxing that depends on enumerating and freezing access to the window object may miss this, allowing their sandboxes to be bypassed. This vulnerability affects Firefox < 68.
CVE-2019-11714 1 Mozilla 1 Firefox 2019-08-15 7.5 HIGH 9.8 CRITICAL
Necko can access a child on the wrong thread during UDP connections, resulting in a potentially exploitable crash in some instances. This vulnerability affects Firefox < 68.
CVE-2019-11720 1 Mozilla 1 Firefox 2019-08-15 4.3 MEDIUM 6.1 MEDIUM
Some unicode characters are incorrectly treated as whitespace during the parsing of web content instead of triggering parsing errors. This allows malicious code to then be processed, evading cross-site scripting (XSS) filtering. This vulnerability affects Firefox < 68.
CVE-2019-11708 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2019-08-15 10.0 HIGH 10.0 CRITICAL
Insufficient vetting of parameters passed with the Prompt:Open IPC message between child and parent processes can result in the non-sandboxed parent process opening web content chosen by a compromised child process. When combined with additional vulnerabilities this could result in executing arbitrary code on the user's computer. This vulnerability affects Firefox ESR < 60.7.2, Firefox < 67.0.4, and Thunderbird < 60.7.2.
CVE-2019-11727 1 Mozilla 1 Firefox 2019-07-30 5.0 MEDIUM 5.3 MEDIUM
A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68.
CVE-2019-11715 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2019-07-29 4.3 MEDIUM 6.1 MEDIUM
Due to an error while parsing page content, it is possible for properly sanitized user input to be misinterpreted and lead to XSS hazards on web sites in certain circumstances. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
CVE-2019-11713 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2019-07-29 7.5 HIGH 9.8 CRITICAL
A use-after-free vulnerability can occur in HTTP/2 when a cached HTTP/2 stream is closed while still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
CVE-2019-11712 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2019-07-29 6.8 MEDIUM 8.8 HIGH
POST requests made by NPAPI plugins, such as Flash, that receive a status 308 redirect response can bypass CORS requirements. This can allow an attacker to perform Cross-Site Request Forgery (CSRF) attacks. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
CVE-2019-11697 1 Mozilla 1 Firefox 2019-07-29 4.3 MEDIUM 6.5 MEDIUM
If the ALT and "a" keys are pressed when users receive an extension installation prompt, the extension will be installed without the install prompt delay that keeps the prompt visible in order for users to accept or decline the installation. A malicious web page could use this with spoofing on the page to trick users into installing a malicious extension. This vulnerability affects Firefox < 67.
CVE-2019-11698 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2019-07-29 5.0 MEDIUM 5.3 MEDIUM
If a crafted hyperlink is dragged and dropped to the bookmark bar or sidebar and the resulting bookmark is subsequently dragged and dropped into the web content area, an arbitrary query of a user's browser history can be run and transmitted to the content page via drop event data. This allows for the theft of browser history by a malicious site. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
CVE-2019-11696 1 Mozilla 1 Firefox 2019-07-28 6.8 MEDIUM 7.8 HIGH
Files with the .JNLP extension used for "Java web start" applications are not treated as executable content for download prompts even though they can be executed if Java is installed on the local system. This could allow users to mistakenly launch an executable binary locally. This vulnerability affects Firefox < 67.