Vulnerability CVE-2018-1000085
Published: 2018-03-13

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.

Type:

CWE-125

 (Out-of-bounds Read)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Debian -> Debian linux 
Clamav -> Clamav 
Canonical -> Ubuntu linux 

 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/
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