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CVE-2018-16863

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Date: December 3, 2018

It was found that RHSA-2018:2918 did not fully fix CVE-2018-16509. An attacker could possibly exploit another variant of the flaw and bypass the -dSAFER protection to, for example, execute arbitrary shell commands via a specially crafted PostScript document. This only affects ghostscript 9.07 as shipped with Red Hat Enterprise Linux 7.

Language: C

Severity Score

Related Resources (9)

http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=520bb0ea7519
https://access.redhat.com/security/cve/CVE-2018-16863
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=5516c614dc33
https://nvd.nist.gov/vuln/detail/CVE-2018-16863
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16863
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=79cccf641486
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=78911a01b67d
https://access.redhat.com/errata/RHSA-2018:3761
https://www.mend.io/vulnerability-database/CVE-2018-16863

Severity Score

Weakness Type (CWE)

Incomplete List of Disallowed Inputs

CWE-184

Permissions, Privileges, and Access Control

CWE-264

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CWE-78

Top Fix

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CVSS v3.1

Base Score:
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

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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