Home/CVE/ClamAV version version 0.99.3 contains a Out of bounds heap memory read vulnerability in XAR parser, function xar_hash_c
CVE

CVE-2018-1000085

ClamAV version version 0.99.3 contains a Out of bounds heap memory read vulnerability in XAR parser, function xar_hash_c

ClamAV 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.

MEDIUM · CVSS 5.5 EPSS 0.00699
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
▤

Affected Products & Versions

3
clamavall versions
debian linuxall versions
canonical ubuntu linuxall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighRelevant ClamAV Message
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Mar 2018 · 03:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:10685-1
suse-csafSUSE-SU-2018:2323-2
suse-csafSUSE-SU-2018:2323-1
suse-csafSUSE-SU-2018:0863-1
suse-csafSUSE-SU-2018:0809-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2017/09/29/4Issue TrackingMailing ListPatchThird Party Advisory
https://github.com/Cisco-Talos/clamav-devel/commit/d96a6b8bcc7439fa7e3876207aa0a8e79c8451b6Patch
https://lists.debian.org/debian-lts-announce/2018/03/msg00011.htmlMailing ListThird Party Advisory
https://security.gentoo.org/glsa/201804-16Third Party Advisory
https://usn.ubuntu.com/3592-1/Third Party Advisory
https://usn.ubuntu.com/3592-2/Third Party Advisory
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