CVE-2019-5020

An exploitable denial of service vulnerability exists in the object lookup functionality of Yara 3.8.1. A specially crafted binary file can cause a negative value to be read to satisfy an assert, resulting in Denial of Service. An attacker can create a malicious binary to trigger this vulnerability.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
talosCNA
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 52%
VendorProductVersion
virustotalyara
3.8.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
yara
bullseye
4.0.5-1
fixed
stretch
not-affected
jessie
not-affected
bookworm
4.2.3-4
fixed
sid
4.5.2-1
fixed
trixie
4.5.2-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
yara
eoan
Fixed 3.9.0-1
released
disco
ignored
bionic
not-affected
xenial
not-affected
trusty
dne