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Servers and applications

CVE-2018-1000085

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.

Severity
Medium 5.5
Published
13 Mar 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.6% in the next 30 daysHigher than 76% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Out-of-bounds read (CWE-125)
Attack
Needs local access · No login needed · Needs someone to click or open something
Attacker can
Take it down
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Sources
NVD

Affected software

SoftwareAffected versions
ClamAVServers and applications · cpe:a:clamav:clamav
  • Version 0.99.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-1000085
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-1000085