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Vulnerability DatabaseCVE-2021-3976
CVE-2021-3976:
PHP vulnerability analysis and mitigation
Overview
CVE-2021-3976 is a Cross-Site Request Forgery (CSRF) vulnerability affecting kimai2 software versions up to (excluding) 1.16.2. The vulnerability was discovered and disclosed in November 2021 (NVD).
Technical details
The vulnerability has been assigned a CVSS v3.1 base score of 6.5 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N. This indicates that the vulnerability can be exploited remotely, requires low attack complexity, needs no privileges, but does require user interaction. The scope is unchanged, and it can result in high impact to integrity while having no impact on confidentiality or availability (NVD).
Impact
The vulnerability could allow attackers to perform unauthorized actions through CSRF attacks. The impact is primarily on the integrity of the system, with potential for high-severity consequences if successfully exploited (NVD).
Mitigation and workarounds
The vulnerability has been fixed in version 1.16.2 of kimai2. The fix includes implementing CSRF token validation for duplicate actions. Users should upgrade to version 1.16.2 or later to mitigate this vulnerability (GitHub Commit).
Additional resources
Source: This report was generated using AI
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