CVE-2018-20253

HIGH

WinRAR <= 5.60 - Out-of-Bounds Write via Crafted LHA/LZH Archive Parsing

Title source: llm
STIX 2.1

Description

In WinRAR versions prior to and including 5.60, There is an out-of-bounds write vulnerability during parsing of a crafted LHA / LZH archive formats. Successful exploitation could lead to arbitrary code execution in the context of the current user.

References (2)

Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://research.checkpoint.com/extracting-code-execution-from-winrar/
Release Notes, Vendor Advisory x_refsource_misc
https://www.win-rar.com/whatsnew.html

Scores

CVSS v3 7.8
EPSS 0.0404
EPSS Percentile 89.4%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
rarlab/winrar < 5.60
Published Feb 13, 2019
Tracked Since Feb 18, 2026