CVE-2018-18586

CVSS V2 Medium 5 CVSS V3 Medium 5.3
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.
Overview
  • CVE ID
  • CVE-2018-18586
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-10-23T02:29:00
  • Last Modified Date
  • 2019-04-03T12:32:20
Weakness Enumerations
CWE URL
CWE-22 http://cwe.mitre.org/data/definitions/22.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:kyzer:libmspack:0.3:alpha:*:*:*:*:*:* 1 OR
cpe:2.3:a:kyzer:libmspack:0.4:alpha:*:*:*:*:*:* 1 OR
cpe:2.3:a:kyzer:libmspack:0.5:alpha:*:*:*:*:*:* 1 OR
cpe:2.3:a:kyzer:libmspack:0.6:alpha:*:*:*:*:*:* 1 OR
cpe:2.3:a:kyzer:libmspack:0.7:alpha:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 5.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://www.openwall.com/lists/oss-security/2018/10/22/1 Mailing List Third Party Advisory
https://github.com/kyz/libmspack/commit/7cadd489698be117c47efcadd742651594429e6d Exploit Vendor Advisory
https://bugs.debian.org/911639 Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201903-20 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-18586
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18586
History
Created Old Value New Value Data Type Notes
2022-05-10 17:44:40 Added to TrackCVE
2022-12-03 13:42:57 2018-10-23T02:29Z 2018-10-23T02:29:00 CVE Published Date updated
2022-12-03 13:42:57 2019-04-03T12:32:20 CVE Modified Date updated
2022-12-03 13:42:57 Analyzed Vulnerability Status updated