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CVE-2018-20250

nvd nist
Published: Feb 5, 2019Modified: Oct 31, 2025CISA KEV

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7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD

Description

In WinRAR versions prior to and including 5.61, There is path traversal vulnerability when crafting the filename field of the ACE format (in UNACEV2.dll). When the filename field is manipulated with specific patterns, the destination (extraction) folder is ignored, thus treating the filename as an absolute path.

Affected (1)

Products: Rarlab: Winrar
Rarlab
1 product
Winrar
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Winrar
Up to 5.61

Related CWEs

CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
CWE-36
Absolute Path Traversal
The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize absolute path sequences such as "/abs/path" that can resolve to a location that is outside of that directory.

References (17)

Source: cve@checkpoint.com
ExploitThird Party AdvisoryVDB Entry
Source: cve@checkpoint.com
Third Party Advisory
Source: cve@checkpoint.com
Broken LinkThird Party AdvisoryVDB Entry
Source: cve@checkpoint.com
ExploitThird Party Advisory
Source: cve@checkpoint.com
ExploitPress/Media CoverageThird Party Advisory
Source: cve@checkpoint.com
ExploitThird Party AdvisoryVDB Entry
Source: cve@checkpoint.com
ExploitThird Party AdvisoryVDB Entry
Source: cve@checkpoint.com
Release Notes
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Broken LinkThird Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitPress/Media CoverageThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.