Vulnerabilities (CVE)

Filtered by vendor Zammad Subscribe
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2023-50455 1 Zammad 1 Zammad 2023-12-13 N/A 7.5 HIGH
An issue was discovered in Zammad before 6.2.0. Due to lack of rate limiting in the "email address verification" feature, an attacker could send many requests for a known address to cause Denial Of Service (generation of many emails, which would also spam the victim).
CVE-2022-35488 1 Zammad 1 Zammad 2023-08-08 N/A 7.5 HIGH
In Zammad 5.2.0, an attacker could manipulate the rate limiting in the 'forgot password' feature of Zammad, and thereby send many requests for a known account to cause Denial Of Service by many generated emails which would also spam the victim.
CVE-2021-43145 1 Zammad 1 Zammad 2022-07-12 5.5 MEDIUM 8.1 HIGH
With certain LDAP configurations, Zammad 5.0.1 was found to be vulnerable to unauthorized access with existing user accounts.
CVE-2021-35299 1 Zammad 1 Zammad 2022-07-12 5.0 MEDIUM 7.5 HIGH
Incorrect Access Control in Zammad 1.0.x up to 4.0.0 allows attackers to obtain sensitive information via email connection configuration probing.
CVE-2021-42086 1 Zammad 1 Zammad 2022-07-12 6.5 MEDIUM 8.8 HIGH
An issue was discovered in Zammad before 4.1.1. An Agent account can modify account data, and gain admin access, via a crafted request.
CVE-2022-29701 1 Zammad 1 Zammad 2022-05-05 5.0 MEDIUM 7.5 HIGH
A lack of rate limiting in the 'forgot password' feature of Zammad v5.1.0 allows attackers to send an excessive amount of reset requests for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.
CVE-2022-29700 1 Zammad 1 Zammad 2022-05-05 5.0 MEDIUM 7.5 HIGH
A lack of password length restriction in Zammad v5.1.0 allows for the creation of extremely long passwords which can cause a Denial of Service (DoS) during password verification.
CVE-2021-42093 1 Zammad 1 Zammad 2021-10-14 6.5 MEDIUM 7.2 HIGH
An issue was discovered in Zammad before 4.1.1. An admin can execute code on the server via a crafted request that manipulates triggers.
CVE-2021-42089 1 Zammad 1 Zammad 2021-10-14 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Zammad before 4.1.1. The REST API discloses sensitive information.
CVE-2020-10101 1 Zammad 1 Zammad 2021-07-21 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Zammad 3.0 through 3.2. The WebSocket server crashes when messages in non-JSON format are sent by an attacker. The message format is not properly checked and parsing errors not handled. This leads to a crash of the service process.
CVE-2020-29160 1 Zammad 1 Zammad 2021-07-21 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change Ticket Article data in a way that defeats auditing.
CVE-2020-26032 1 Zammad 1 Zammad 2020-12-29 5.0 MEDIUM 7.5 HIGH
An SSRF issue was discovered in Zammad before 3.4.1. The SMS configuration interface for Massenversand is implemented in a way that renders the result of a test request to the User. An attacker can use this to request any URL via a GET request from the network interface of the server. This may lead to disclosure of information from intranet systems.
CVE-2020-10096 1 Zammad 1 Zammad 2020-03-05 5.0 MEDIUM 7.5 HIGH
An issue was discovered in Zammad 3.0 through 3.2. It does not prevent caching of confidential data within browser memory. An attacker who either remotely compromises or obtains physical access to a user's workstation can browse the browser cache contents and obtain sensitive information. The attacker does not need to be authenticated with the application to view this information, as it would be available via the browser cache.
CVE-2017-6081 1 Zammad 1 Zammad 2019-03-14 6.8 MEDIUM 8.8 HIGH
A CSRF issue was discovered in Zammad before 1.0.4, 1.1.x before 1.1.3, and 1.2.x before 1.2.1. To exploit the vulnerability, an attacker can send cross-domain requests directly to the REST API for users with a valid session cookie.