Path Traversal in Rarlab Unrar

CVE-2017-14120

unrar 0.0.1 (aka unrar-free or unrar-gpl) suffers from a directory traversal vulnerability for RAR v2 archives: pathnames of the form ../[filename] are unpacked into the upper directory.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.021 (79.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (Mailing List, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2017-14120?
CVE-2017-14120 is a high-severity vulnerability in Rarlab Unrar, classified under Path Traversal. CVSS score: 7.5/10. Published 2017-09-03.
How severe is CVE-2017-14120?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-14120 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.