Upstream information

CVE-2018-18586 at MITRE

Description

** 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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database
Base Score 5.3
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact Low
Integrity Impact None
Availability Impact None
CVSSv3 Version 3
SUSE Bugzilla entries: 1113038 [RESOLVED / FIXED], 1113039 [RESOLVED / FIXED], 1113040 [NEW]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
openSUSE Leap 42.3
  • libmspack >= 0.5-8.3.1
  • libmspack-debugsource >= 0.5-8.3.1
  • libmspack-devel >= 0.5-8.3.1
  • libmspack0 >= 0.5-8.3.1
  • libmspack0-32bit >= 0.5-8.3.1
  • libmspack0-debuginfo >= 0.5-8.3.1
  • libmspack0-debuginfo-32bit >= 0.5-8.3.1
 Patchnames:
openSUSE-2018-1329

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SLES for SAP Applications libmspack Not affected
SUSE CaaS Platform 3.0 libmspack Not affected
SUSE Container as a Service Platform 1.0 libmspack Affected
SUSE Container as a Service Platform 2.0 libmspack Not affected
SUSE Linux Enterprise 15 Module for Basesystem libmspack Not affected
SUSE Linux Enterprise Desktop 12 SP3 libmspack Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS libmspack Not affected
SUSE Linux Enterprise Server 11 SP4 libmspack Not affected
SUSE Linux Enterprise Server 12 LTSS libmspack Not affected
SUSE Linux Enterprise Server 12 SP1 LTSS libmspack Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS libmspack Not affected
SUSE Linux Enterprise Server 12 SP3 libmspack Not affected
SUSE Linux Enterprise Server for SAP Applications 12 libmspack Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 libmspack Not affected
SUSE Linux Enterprise Software Development Kit 11 SP4 libmspack Not affected
SUSE Linux Enterprise Software Development Kit 12 SP3 libmspack Not affected