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Vulnerability DatabaseCVE-2021-43194
CVE-2021-43194:
JetBrains TeamCity vulnerability analysis and mitigation
Overview
In JetBrains TeamCity before version 2021.1.2, a user enumeration vulnerability was discovered. This security issue allowed potential attackers to determine whether specific usernames existed in the system (JetBrains Blog, NVD).
Technical details
The vulnerability has been assigned a CVSS v3.1 Base Score of 5.3 (MEDIUM) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. This indicates that the vulnerability is network exploitable, requires low attack complexity, needs no privileges or user interaction, and primarily impacts confidentiality (NVD).
Impact
The vulnerability allows attackers to enumerate valid user accounts in the system, which could potentially be used as a stepping stone for further attacks such as brute force attempts or targeted phishing campaigns (JetBrains Blog).
Mitigation and workarounds
The vulnerability was patched in TeamCity version 2021.1.2. Users are advised to upgrade to this version or later to mitigate the security risk (JetBrains Blog).
Additional resources
Source: This report was generated using AI
Related JetBrains TeamCity vulnerabilities:
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