Description
In YARA 3.7.1 and prior, parsing a specially crafted compiled rule file can cause an out of bounds write vulnerability in yr_execute_code in libyara/exec.c.
References (3)
Core 3
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://github.com/VirusTotal/yara/issues/891
Exploit, Third Party Advisory x_refsource_misc
https://bnbdr.github.io/posts/swisscheese/
Exploit, Third Party Advisory x_refsource_misc
https://github.com/bnbdr/swisscheese
Scores
CVSS v3
7.8
EPSS
0.0018
EPSS Percentile
39.2%
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)
virustotal/yara
< 3.7.1
Published
Jun 15, 2018
Tracked Since
Feb 18, 2026