CVE-2023-40857

HIGH

VirusTotal yara 4.3.2 - Buffer Overflow via yr_execute_code Function

Title source: llm
STIX 2.1

Description

Buffer Overflow vulnerability in VirusTotal yara v.4.3.2 allows a remote attacker to execute arbtirary code via the yr_execute_cod function in the exe.c component.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Vendor Advisory
https://github.com/VirusTotal/yara/issues/1945

Scores

CVSS v3 8.8
EPSS 0.0087
EPSS Percentile 54.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-787
Status published
Products (1)
virustotal/yara 4.3.2
Published Aug 28, 2023
Tracked Since Feb 18, 2026