CVE-2021-45429

MEDIUM
5.5
CVSS Score
Published: February 4, 2022 at 06:09 PM UTC
Updated: June 17, 2026 at 04:13 AM UTC
1 product affected across 1 vendorYara

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.8%

Description

A Buffer Overflow vulnerablity exists in VirusTotal YARA git commit: 605b2edf07ed8eb9a2c61ba22eb2e7c362f47ba7 via yr_set_configuration in yara/libyara/libyara.c, which could cause a Denial of Service.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 4.1.3

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCExploitThird Party Advisory
https://github.com/VirusTotal/yara/issues/1616

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-120

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