Improper Authentication Affecting github.com/ubuntu/authd/pam/internal/adapter package, versions <0.3.5


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMUBUNTUAUTHDPAMINTERNALADAPTER-8161279
  • published 3 Oct 2024
  • disclosed 3 Oct 2024
  • credit Marco Trevisan

How to fix?

Upgrade github.com/ubuntu/authd/pam/internal/adapter to version 0.3.5 or higher.

Overview

Affected versions of this package are vulnerable to Improper Authentication through the PAM module. An attacker can impersonate any other user managed by the same broker and perform any PAM operation, including authenticating as them, by exploiting broker-managed user permissions.

References

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
8.7 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    None
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Confidentiality (VC)
    High
  • Integrity (VI)
    High
  • Availability (VA)
    High
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None