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Vulnerability DatabaseCVE-2021-4075
CVE-2021-4075:
PHP vulnerability analysis and mitigation
Overview
CVE-2021-4075 is a Server-Side Request Forgery (SSRF) vulnerability discovered in snipe-it, an open-source asset management software. The vulnerability was disclosed on December 6, 2021, affecting all versions of snipe-it prior to the patch (NVD).
Technical details
The vulnerability received a CVSS v3.1 base score of 7.2 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. A lower score of 2.7 (LOW) was also assigned by huntr.dev. The vulnerability is classified as CWE-918 (Server-Side Request Forgery) (NVD).
Impact
If exploited, this SSRF vulnerability could allow an attacker with high privileges to make unauthorized server requests, potentially leading to unauthorized access to internal resources, data exposure, or system compromise (NVD).
Mitigation and workarounds
A patch was released that implements stricter validation for Slack webhook endpoints and channels. The fix includes validation to ensure Slack endpoints start with 'https://hooks.slack.com' and channels start with '#' (GitHub Patch).
Additional resources
Source: This report was generated using AI
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