Home/CVE/An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running o
CVE

CVE-2018-16802

An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running o

An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running out of stack during exception handling could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction. This is due to an incomplete fix for CVE-2018-16509.

HIGH · CVSS 7.8 EPSS 0.00971
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

9
artifex ghostscript< 9.25
debian linuxall versions
canonical ubuntu linuxall 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
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.0 · cve@mitre.org
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 NVD10 Sep 2018 · 04:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:10783-1
suse-csafSUSE-SU-2018:2975-3
rhsaRHSA-2018:3834Important
suse-csafSUSE-SU-2018:2975-2
suse-csafSUSE-SU-2018:2975-1
🔗

References & Sources

9
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
https://git.ghostscript.com/?p=ghostpdl.git
https://lists.debian.org/debian-lts-announce/2018/09/msg00015.htmlMailing ListThird Party Advisory
https://seclists.org/oss-sec/2018/q3/228Mailing ListThird Party Advisory
https://seclists.org/oss-sec/2018/q3/229Mailing ListThird Party Advisory
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