Path Traversal in Check Point Software Technologies Ltd. Winrar

CVE-2018-20251

In WinRAR versions prior to and including 5.61, there is path traversal vulnerability when crafting the filename field of the ACE format. The UNACE module (UNACEV2.dll) creates files and folders as written in the filename field even when W…

EPSS: 0.315 (98.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-20251?
CVE-2018-20251 is a medium-severity vulnerability in Check Point Software Technologies Ltd. Winrar, classified under Protection Mechanism Failure. CVSS score: 5.5/10. Published 2019-02-05.
How severe is CVE-2018-20251?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2018-20251 known to be exploited?
10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.