CVE-2018-1000085

MEDIUM

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.

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/

Details

Source: MITRE

Published: 2018-03-13

Updated: 2019-03-20

Type: CWE-125

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM