CVE-2018-16863

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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 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.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector : AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.3 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=520bb0ea7519
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=5516c614dc33
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=78911a01b67d
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=79cccf641486
https://access.redhat.com/errata/RHSA-2018:3761 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16863 Issue Tracking Patch Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:artifex:ghostscript:9.07:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
History

12 Feb 2023, 23:32

Type Values Removed Values Added
CWE CWE-78 CWE-184
References
  • {'url': 'https://bugzilla.redhat.com/show_bug.cgi?id=1652893', 'name': 'https://bugzilla.redhat.com/show_bug.cgi?id=1652893', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/security/cve/CVE-2018-16863', 'name': 'https://access.redhat.com/security/cve/CVE-2018-16863', 'tags': [], 'refsource': 'MISC'}
Summary 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. 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.

02 Feb 2023, 16:18

Type Values Removed Values Added
References
  • {'url': 'http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=78911a01b67d', 'name': 'http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=78911a01b67d', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'CONFIRM'}
  • {'url': 'http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=520bb0ea7519', 'name': 'http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=520bb0ea7519', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'CONFIRM'}
  • {'url': 'http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=5516c614dc33', 'name': 'http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=5516c614dc33', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'CONFIRM'}
  • {'url': 'http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=79cccf641486', 'name': 'http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=79cccf641486', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'CONFIRM'}
  • (MISC) https://access.redhat.com/security/cve/CVE-2018-16863 -
  • (MISC) http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=78911a01b67d -
  • (MISC) http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=520bb0ea7519 -
  • (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1652893 -
  • (MISC) http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=79cccf641486 -
  • (MISC) http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=5516c614dc33 -
Summary 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. 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.
Information

Published : 2018-12-03 17:29

Updated : 2023-12-10 12:44

NVD link : CVE-2018-16863

Mitre link : CVE-2018-16863

CVE.ORG link : CVE-2018-16863

JSON object : View

Products Affected

redhat

  • enterprise_linux_server_tus
  • enterprise_linux_desktop
  • enterprise_linux_server
  • enterprise_linux_workstation
  • enterprise_linux_server_aus
  • enterprise_linux_server_eus

artifex

  • ghostscript
CWE
CWE-184

Incomplete List of Disallowed Inputs

CWE-78

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