CVE-2017-6419

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Summary

CVECVE-2017-6419
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-08-07 03:29:00 UTC
Updated2025-04-20 01:37:25 UTC
Descriptionmspack/lzxd.c in libmspack 0.5alpha, as used in ClamAV 0.99.2, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted CHM file.

Risk And Classification

Primary CVSS: v3.0 7.8 HIGH from [email protected]

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

Problem Types: CWE-119 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.8HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.0[email protected]Primary6.8AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Clamav Clamav 0.99.2 All All All
Application Libmspack Project Libmspack 0.5 alpha All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
varsleak-vul/clamav_chm_crash.md at master · varsleak/varsleak-vul · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Third Party Advisory
fixing potential OOB window write when unpacking chm files · Cisco-Talos/clamav-devel@a837736 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch, Third Party Advisory
[SECURITY] [DLA 1279-1] clamav security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
ClamAV: Multiple vulnerabilities (GLSA 201804-16) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Bug 11701 – an out-of-range write when clamscan prase chm af854a3a-2127-422b-91ae-364da2661108 bugzilla.clamav.net Issue Tracking
Debian -- Security Information -- DSA-3946-1 libmspack af854a3a-2127-422b-91ae-364da2661108 www.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500103 Alpine Linux Security Update for clamav
  • 501042 Alpine Linux Security Update for libmspack
  • 503827 Alpine Linux Security Update for clamav
  • 710259 Gentoo Linux ClamAV Multiple Vulnerabilities (GLSA 201804-16)
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