National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-3839 Detail

Current Description

It was found that in ghostscript some privileged operators remained accessible from various places after the CVE-2019-6116 fix. A specially crafted PostScript file could use this flaw in order to, for example, have access to the file system outside of the constrains imposed by -dSAFER. Ghostscript versions before 9.27 are vulnerable.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=4ec9ca74bed49f2a82acb4bf430eae0d8b3b75c9 Patch Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0971
https://access.redhat.com/errata/RHSA-2019:1017
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3839 Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/05/msg00023.html Third Party Advisory
https://seclists.org/bugtraq/2019/May/23
https://usn.ubuntu.com/3970-1/
https://www.debian.org/security/2019/dsa-4442

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Controls (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
9.27

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-3839
NVD Published Date:
05/16/2019
NVD Last Modified:
05/30/2019