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Case File

CVE-2011-3149

LOW · CVSS 2.1 EPSS 0.53%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2012-07-22 · Last synced 2026-08-04

CyberRota Analysis

This is a low severity vulnerability with a CVSS score of 2.1. It affects Linux. It may lead to a denial-of-service condition.

CVE
CVE-2011-3149
Severity
LOW
CVSS
2.1
EPSS
0.53%
Linux

Original NVD Description

The _expand_arg function in the pam_env module (modules/pam_env/pam_env.c) in Linux-PAM (aka pam) before 1.1.5 does not properly handle when environment variable expansion can overflow, which allows local users to cause a denial of service (CPU consumption).