// For flags

CVE-2018-16863

ghostscript: incomplete fix for CVE-2018-16509

Severity Score

7.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Se ha detectado que RHSA-2018:2918 no ha resuelto por completo CVE-2018-16509. Un atacante podría explotar otra variante del fallo y omitir la protección -dSAFER para, por ejemplo, ejecutar comandos de shell arbitrarios a través de un documento PostScript especialmente diseñado. Esto solo afecta a ghostscript 9.07 tal y como se incluye en Red Hat Enterprise Linux 7.

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.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-09-11 CVE Reserved
  • 2018-12-03 CVE Published
  • 2023-11-27 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
  • CWE-184: Incomplete List of Disallowed Inputs
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Artifex
Search vendor "Artifex"
 Ghostscript
Search vendor "Artifex" for product "Ghostscript"
 9.07
Search vendor "Artifex" for product "Ghostscript" and version "9.07"
-
Affected
Redhat
Search vendor "Redhat"
 Enterprise Linux Desktop
Search vendor "Redhat" for product "Enterprise Linux Desktop"
 7.0
Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"
-
Affected
Redhat
Search vendor "Redhat"
 Enterprise Linux Server
Search vendor "Redhat" for product "Enterprise Linux Server"
 7.0
Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"
-
Affected
Redhat
Search vendor "Redhat"
 Enterprise Linux Server Aus
Search vendor "Redhat" for product "Enterprise Linux Server Aus"
 7.6
Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.6"
-
Affected
Redhat
Search vendor "Redhat"
 Enterprise Linux Server Eus
Search vendor "Redhat" for product "Enterprise Linux Server Eus"
 7.6
Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.6"
-
Affected
Redhat
Search vendor "Redhat"
 Enterprise Linux Server Tus
Search vendor "Redhat" for product "Enterprise Linux Server Tus"
 7.6
Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.6"
-
Affected
Redhat
Search vendor "Redhat"
 Enterprise Linux Workstation
Search vendor "Redhat" for product "Enterprise Linux Workstation"
 7.0
Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"
-
Affected