Security Advisory

CVE-2021-3156

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-01-26 00:00:00

Last updated 2025-10-21 23:35:29

Assigner mitre

State PUBLISHED

Description

Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character.

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