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Vulnerability DatabaseCVE-2021-3775
CVE-2021-3775:
PHP vulnerability analysis and mitigation
Overview
The vulnerability CVE-2021-3775 affects showdoc software and is identified as a Cross-Site Request Forgery (CSRF) vulnerability. The issue was discovered and reported in September 2021, affecting showdoc versions up to and including 2.9.12 (NVD).
Technical details
The vulnerability has been assigned a CVSS v3.1 base score of 5.4 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N. This indicates that the vulnerability is network-accessible, requires low attack complexity, needs no privileges, but does require user interaction. The scope is unchanged, with low impact on both confidentiality and integrity, and no impact on availability (NVD).
Impact
The CSRF vulnerability could allow attackers to perform unauthorized actions on behalf of authenticated users. The impact assessment shows potential for low-level compromise of both confidentiality and integrity of the affected system (NVD).
Mitigation and workarounds
A patch has been released to address this vulnerability, as evidenced by the commit in the showdoc repository. The fix implements strict cookie settings to prevent CSRF attacks (GitHub Patch).
Additional resources
Source: This report was generated using AI
Related PHP vulnerabilities:
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