UNIX Symbolic Link (Symlink) Following Affecting performancecopilot/pcp package, versions [,6.3.1)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-UNMANAGED-PERFORMANCECOPILOTPCP-8062352
  • published 20 Sep 2024
  • disclosed 17 Sep 2024
  • credit Unknown

How to fix?

Upgrade performancecopilot/pcp to version 6.3.1 or higher.

Overview

Affected versions of this package are vulnerable to UNIX Symbolic Link (Symlink) Following due to the improper handling of symbolic links in the pmpost tool. An attacker can escalate privileges and potentially corrupt files by creating symlinks in the /var/log/pcp directory and manipulating the execution context of pmpost.

References

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

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