CVE-2021-22194
GitLab vulnerability analysis and mitigation

Overview

In all versions of GitLab, a security vulnerability (CVE-2021-22194) was identified where marshalled session keys were being stored in Redis. The vulnerability was discovered and published on March 26, 2021 (NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 4.4 (MEDIUM) by NIST with a vector string of CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N. GitLab Inc. assessed it with a slightly higher CVSS score of 5.7 (MEDIUM) with vector string CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N. The vulnerability is categorized under CWE-312 (Cleartext Storage of Sensitive Information) (NVD).

Impact

The vulnerability could potentially lead to unauthorized access to sensitive session information stored in Redis, as the session keys were being stored in a marshalled format. This could result in information disclosure and potential session-related security issues (NVD).

Mitigation and workarounds

The vulnerability affects multiple versions of GitLab Community and Enterprise editions. Fixed versions have been released, including versions 13.7.8, 13.8.5, and subsequent releases (Debian Tracker).

Additional resources


SourceThis report was generated using AI

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