<p>Upgrade <code>RHEL:8</code> <code>libgs</code> to version 0:9.25-5.el8_1.1 or higher.<br>This issue was patched in <code>RHSA-2019:3890</code>.</p>

Incorrect Use of Privileged APIs Affecting libgs package, versions <0:9.25-5.el8_1.1

Threat Intelligence

0.64% (80^th percentile)

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Snyk ID SNYK-RHEL8-LIBGS-3638252
published 26 Jul 2021
disclosed 14 Nov 2019

Report a new vulnerability Found a mistake?

Introduced: 14 Nov 2019

CVE-2019-14869 Open this link in a new tab CWE-648 Open this link in a new tab

How to fix?

Upgrade RHEL:8 libgs to version 0:9.25-5.el8_1.1 or higher.
This issue was patched in RHSA-2019:3890.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libgs package and not the libgs package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A flaw was found in all versions of ghostscript 9.x before 9.50, where the .charkeys procedure, where it did not properly secure its privileged calls, enabling scripts to bypass -dSAFER restrictions. An attacker could abuse this flaw by creating a specially crafted PostScript file that could escalate privileges within the Ghostscript and access files outside of restricted areas or execute commands.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Network
Attack Complexity (AC)

Low
Privileges Required (PR)

None
User Interaction (UI)

Required

Scope (S)

Unchanged

Confidentiality (C)

High
Integrity (I)

High
Availability (A)

High