CVE-2016-4422

9.8 CRITICAL

Published: May 06, 2016 Modified: May 06, 2026

Description

The pam_sm_authenticate function in pam_sshauth.c in libpam-sshauth might allow context-dependent attackers to bypass authentication or gain privileges via a system user account.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.debian.org/security/2016/dsa-3567

Source: security@debian.org

Third Party Advisory

https://bazaar.launchpad.net/~ltsp-upstream/ltsp/libpam-sshauth/revision/114#src/pam_sshauth.c

Source: security@debian.org

Broken Link

http://www.debian.org/security/2016/dsa-3567

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://bazaar.launchpad.net/~ltsp-upstream/ltsp/libpam-sshauth/revision/114#src/pam_sshauth.c

Source: af854a3a-2127-422b-91ae-364da2661108

Broken Link

4 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.8 / 10.0

EPSS (Exploit Probability)

0.4%

58th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-287

Affected Vendors

libpam-sshauth_project debian

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