CVE-2018-18586: Path Traversal

Published Oct 23, 2018
·
Updated

DISPUTED chmextract.c in the chmextract sample program, as distributed with libmspack before 0.8alpha, does not protect against absolute/relative pathnames in CHM files, leading to Directory Traversal. NOTE: the vendor disputes that this is a libmspack vulnerability, because chmextract.c was only intended as a source-code example, not a supported application.

Affected Software

5 affected components
Kyzer Libmspack=0.3-alpha
Kyzer Libmspack=0.4-alpha
Kyzer Libmspack=0.5-alpha
Kyzer Libmspack=0.6-alpha
Kyzer Libmspack=0.7-alpha

Event History

Oct 23, 2018
CVE Published
via MITRE·02:00 AM
Data Sourced
via MITRE·02:00 AM
Description
Disputed
02:29 AM
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Frequently Asked Questions

1

What is CVE-2018-18586?

CVE-2018-18586 is a vulnerability in the chmextract sample program, as distributed with libmspack before 0.8alpha, that allows for Directory Traversal.

2

Is CVE-2018-18586 a libmspack vulnerability?

The vendor disputes that CVE-2018-18586 is a libmspack vulnerability.

3

What is the severity of CVE-2018-18586?

The severity of CVE-2018-18586 is medium, with a severity value of 5.3.

4

How does CVE-2018-18586 affect Kyzer Libmspack?

CVE-2018-18586 affects Kyzer Libmspack versions 0.3-alpha to 0.7-alpha.

5

How can I fix CVE-2018-18586?

To fix CVE-2018-18586, it is recommended to upgrade to libmspack version 0.8alpha or later.

Contact

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