CVE-2018-14679 Detail

Current Description

An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  6.5 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2018/07/26/1 Mailing List  Third Party Advisory 
http://www.securitytracker.com/id/1041410 Third Party Advisory  VDB Entry 
https://access.redhat.com/errata/RHSA-2018:3327 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2018:3505 Third Party Advisory 
https://bugs.debian.org/904802 Issue Tracking  Mailing List  Patch  Third Party Advisory 
https://github.com/kyz/libmspack/commit/72e70a921f0f07fee748aec2274b30784e1d312a Patch  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2018/08/msg00007.html Mailing List  Third Party Advisory 
https://security.gentoo.org/glsa/201903-20 Third Party Advisory 
https://usn.ubuntu.com/3728-1/ Third Party Advisory 
https://usn.ubuntu.com/3728-2/ Third Party Advisory 
https://usn.ubuntu.com/3728-3/ Third Party Advisory 
https://usn.ubuntu.com/3789-2/ Third Party Advisory 
https://www.debian.org/security/2018/dsa-4260 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-193 Off-by-one Error cwe source acceptance level NIST  

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Change History

13 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-14679
NVD Published Date:
07/28/2018
NVD Last Modified:
08/24/2020
Source:
MITRE