Home/CVE/It was found that RHSA-2018:2918 did not fully fix CVE-2018-16509. An attacker could possibly exploit another variant of
CVE

CVE-2018-16863

It was found that RHSA-2018:2918 did not fully fix CVE-2018-16509. An attacker could possibly exploit another variant of

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.

HIGH · CVSS 7.3 EPSS 0.00083
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-184Incomplete List of Disallowed Inputs
CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
▤

Affected Products & Versions

7
artifex ghostscriptall versions
redhat enterprise linux desktopall versions
redhat enterprise linux serverall versions
redhat enterprise linux server ausall versions
redhat enterprise linux server eusall versions
redhat enterprise linux server tusall versions
redhat enterprise linux workstationall versions
▣

Scoring & Timeline

7.3
HIGH · CVSS v3.0 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Dec 2018 · 05:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
⚑

Vendor Advisories

1
rhsaRHSA-2018:3761Important
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://git.ghostscript.com/?p=ghostpdl.git
http://git.ghostscript.com/?p=ghostpdl.git
http://git.ghostscript.com/?p=ghostpdl.git
http://git.ghostscript.com/?p=ghostpdl.git
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16863Issue TrackingPatchThird Party Advisory
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