CVE-2018-1000085

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-03-13 · updated 2026-06-17
Weakness: CWE-125

Description

ClamAV version version 0.99.3 contains a Out of bounds heap memory read vulnerability in XAR parser, function xar_hash_check() that can result in Leaking of memory, may help in developing exploit chains.. This attack appear to be exploitable via The victim must scan a crafted XAR file. This vulnerability appears to have been fixed in after commit d96a6b8bcc7439fa7e3876207aa0a8e79c8451b6.

Affected products

Canonical Ubuntu Linux: 12.04, 14.04, 16.04, 17.10
Cisco ClamAV: 0.99.3
Debian Linux: 7.0

References

http://www.openwall.com/lists/oss-security/2017/09/29/4
https://github.com/Cisco-Talos/clamav-devel/commit/d96a6b8bcc7439fa7e3876207aa0a8e79c8451b6
https://lists.debian.org/debian-lts-announce/2018/03/msg00011.html
https://security.gentoo.org/glsa/201804-16
https://usn.ubuntu.com/3592-1/
https://usn.ubuntu.com/3592-2/
http://www.openwall.com/lists/oss-security/2017/09/29/4
https://github.com/Cisco-Talos/clamav-devel/commit/d96a6b8bcc7439fa7e3876207aa0a8e79c8451b6
https://lists.debian.org/debian-lts-announce/2018/03/msg00011.html
https://security.gentoo.org/glsa/201804-16
https://usn.ubuntu.com/3592-1/
https://usn.ubuntu.com/3592-2/

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