Cloud Vulnerability DB
An open project to list all known cloud vulnerabilities and Cloud Service Provider security issues
Vulnerability DatabaseCVE-2022-3328
CVE-2022-3328:
Linux Debian vulnerability analysis and mitigation
Overview
A race condition vulnerability was discovered in the snapd snap-confine binary, specifically in the mustmkdirandopenwith_perms() function. The vulnerability, identified as CVE-2022-3328, was discovered by the Qualys Research Team and affects snapd versions from 2.54.3 to 2.57.5. The issue was introduced as part of the fix for CVE-2021-44731 (Ubuntu Security).
Technical details
The vulnerability is characterized by a race condition that occurs when the snapd snap-confine binary is preparing the private /tmp mount for a snap. The vulnerability has been assigned a CVSS 3.1 score of 7.8 (High), with the following characteristics: Local attack vector, High attack complexity, Low privileges required, No user interaction needed, Changed scope, and High impact on confidentiality, integrity, and availability (Ubuntu Security).
Impact
If successfully exploited, this vulnerability could allow a local attacker to escalate privileges and execute arbitrary code on the affected system (Ubuntu Security, Ubuntu USN).
Mitigation and workarounds
Fixed versions have been released for multiple Ubuntu versions: Ubuntu 22.10 (2.57.5+22.10ubuntu0.1), Ubuntu 22.04 (2.57.5+22.04ubuntu0.1), Ubuntu 20.04 (2.57.5+20.04ubuntu0.1), Ubuntu 18.04 (2.57.5+18.04ubuntu0.1), and Ubuntu 16.04 (2.54.3+16.04.0ubuntu0.1~esm5). Users are advised to update their systems to the latest package versions through standard system updates (Ubuntu USN, Debian Tracker).
Additional resources
Source: This report was generated using AI
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