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CVE-2018-18073

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging...

6.3 MediumFix available

CVE-2018-18073 is a medium vulnerability (CVSS 6.3) in Artifex Ghostscript, published October 15, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.73%, the 86th percentile. Fixed in ghostscript 9.25-r1.

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

2.73%Down 0.9 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.3

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Record
CVE-2018-18073
CVSS 3.1
6.3 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
CVE List No score

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Record
CVE-2018-18073
Updated
2026-11-02
EUVDEUVD-2018-9812 No score

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Record
EUVD-2018-9812
Updated
2026-11-03
GitHub AdvisoriesGHSA-38q2-vj2m-g35p 6.3

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging...

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Record
GHSA-38q2-vj2m-g35p
CVSS 3.1
6.3 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
OSVALPINE-CVE-2018-18073 6.3

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Record
ALPINE-CVE-2018-18073
CVSS 3.1
6.3 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVBELL-CVE-2018-18073 6.3

CVE-2018-18073 does not affect BellSoft software

Record
BELL-CVE-2018-18073
CVSS 3.1
6.3 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-02
Show 10 moreShow less
OSV 6.3

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Record
CVE-2018-18073
CVSS 3.1
6.3 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2018-18073 6.3

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Record
DEBIAN-CVE-2018-18073
CVSS 3.1
6.3 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVRHSA-2018:3834 7.5

Red Hat Security Advisory: ghostscript security and bug fix update

Record
RHSA-2018:3834
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2018-18073 6.3

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Record
UBUNTU-CVE-2018-18073
CVSS 3.1
6.3 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
CVSS 3.0
6.3 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVMGASA-2018-0408 No score

Updated ghostscript packages fix security vulnerabilities

Updated ghostscript packages fix many bugs and security vulnerabilities:

Bypassing executeonly to escape -dSAFER sandbox. (CVE-2018-17961)

Saved execution stacks can leak operator arrays. (CVE-2018-18073)

1Policy operator gives access to .forceput. (CVE-2018-18284)

Record
MGASA-2018-0408
Updated
2026-11-02
OSVopenSUSE-SU-2024:10783-1 No score

ghostscript-9.54.0-2.2 on GA media

These are all security issues fixed in the ghostscript-9.54.0-2.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10783-1
Updated
2026-11-02
OSVSUSE-SU-2018:4087-1 No score

Security update for ghostscript

This update for ghostscript to version 9.26 fixes the following issues:

Security issues fixed:

  • CVE-2018-19475: Fixed bypass of an intended access restriction in psi/zdevice2.c (bsc#1117327)
  • CVE-2018-19476: Fixed bypass of an intended access restriction in psi/zicc.c (bsc#1117313)
  • CVE-2018-19477: Fixed bypass of an intended access restriction in psi/zfjbig2.c (bsc#1117274)
  • CVE-2018-19409: Check if another device is used correctly in LockSafetyParams (bsc#1117022)
  • CVE-2018-18284: Fixed potential sandbox escape through 1Policy operator (bsc#1112229)
  • CVE-2018-18073: Fixed leaks through operator in saved execution stacks (bsc#1111480)
  • CVE-2018-17961: Fixed a -dSAFER sandbox escape by bypassing executeonly (bsc#1111479)
  • CVE-2018-17183: Fixed a potential code injection by specially crafted PostScript files (bsc#1109105)

Version update to 9.26 (bsc#1117331):

Record
SUSE-SU-2018:4087-1
Updated
2026-11-02
OSVSUSE-SU-2018:4090-1 No score

Security update for ghostscript

This update for ghostscript to version 9.26 fixes the following issues:

Security issues fixed:

  • CVE-2018-19475: Fixed bypass of an intended access restriction in psi/zdevice2.c (bsc#1117327)
  • CVE-2018-19476: Fixed bypass of an intended access restriction in psi/zicc.c (bsc#1117313)
  • CVE-2018-19477: Fixed bypass of an intended access restriction in psi/zfjbig2.c (bsc#1117274)
  • CVE-2018-19409: Check if another device is used correctly in LockSafetyParams (bsc#1117022)
  • CVE-2018-18284: Fixed potential sandbox escape through 1Policy operator (bsc#1112229)
  • CVE-2018-18073: Fixed leaks through operator in saved execution stacks (bsc#1111480)
  • CVE-2018-17961: Fixed a -dSAFER sandbox escape by bypassing executeonly (bsc#1111479)
  • CVE-2018-17183: Fixed a potential code injection by specially crafted PostScript files (bsc#1109105)

Version update to 9.26 (bsc#1117331):

Record
SUSE-SU-2018:4090-1
Updated
2026-11-02
OSVSUSE-SU-2018:4090-2 No score

Security update for ghostscript

This update for ghostscript to version 9.26 fixes the following issues:

Security issues fixed:

  • CVE-2018-19475: Fixed bypass of an intended access restriction in psi/zdevice2.c (bsc#1117327)
  • CVE-2018-19476: Fixed bypass of an intended access restriction in psi/zicc.c (bsc#1117313)
  • CVE-2018-19477: Fixed bypass of an intended access restriction in psi/zfjbig2.c (bsc#1117274)
  • CVE-2018-19409: Check if another device is used correctly in LockSafetyParams (bsc#1117022)
  • CVE-2018-18284: Fixed potential sandbox escape through 1Policy operator (bsc#1112229)
  • CVE-2018-18073: Fixed leaks through operator in saved execution stacks (bsc#1111480)
  • CVE-2018-17961: Fixed a -dSAFER sandbox escape by bypassing executeonly (bsc#1111479)
  • CVE-2018-17183: Fixed a potential code injection by specially crafted PostScript files (bsc#1109105)

Version update to 9.26 (bsc#1117331):

Record
SUSE-SU-2018:4090-2
Updated
2026-11-02
OSVUSN-3803-1 No score

ghostscript vulnerabilities

Tavis Ormandy discovered multiple security issues in Ghostscript. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use these issues to access arbitrary files, execute arbitrary code, or cause a denial of service.

Record
USN-3803-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
ghostscript
Alpine:v3.10
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.11
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.12
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.13
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.14
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.15
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.16
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.17
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.18
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.19
 before 9.25-r1
9.25-r1
Show 77 moreShow less
Affected packages
PackageAffectedFixed
ghostscript
Alpine:v3.20
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.21
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.22
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.23
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.5
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.6
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.7
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.8
 before 9.25-r1
9.25-r1
ghostscript
Alpine:v3.9
 before 9.25-r1
9.25-r1
ghostscript
Debian:12
 before 9.25~dfsg-3
9.25~dfsg-3
ghostscript
Debian:13
 before 9.25~dfsg-3
9.25~dfsg-3
ghostscript
Debian:14
 before 9.25~dfsg-3
9.25~dfsg-3
ghostscript
Debian:8
 before 9.06~dfsg-2+deb8u11, plus listed versions
9.06~dfsg-29.06~dfsg-2+deb8u19.06~dfsg-2+deb8u109.06~dfsg-2+deb8u29.06~dfsg-2+deb8u3
Show 6 moreShow less
9.06~dfsg-2+deb8u49.06~dfsg-2+deb8u59.06~dfsg-2+deb8u69.06~dfsg-2+deb8u79.06~dfsg-2+deb8u89.06~dfsg-2+deb8u9
9.06~dfsg-2+deb8u11
ghostscript
Debian:9
 before 9.25~dfsg-0+deb9u1, plus listed versions
9.20~dfsg-3.29.20~dfsg-3.2+deb9u19.20~dfsg-3.2+deb9u29.20~dfsg-3.2+deb9u39.20~dfsg-3.2+deb9u4
Show 10 moreShow less
9.20~dfsg-3.2+deb9u59.21~dfsg-19.21~dfsg-1~exp19.22~dfsg-19.22~dfsg-29.22~dfsg-2.19.22~dfsg-2~riscv649.22~dfsg-39.22~~rc1~dfsg-19.24~~rc2~dfsg-1
9.25~dfsg-0+deb9u1
ghostscript
Mageia:6
 before 9.25-1.2.mga6
9.25-1.2.mga6
ghostscript
Red Hat:enterprise_linux:7::client
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-cups
Red Hat:enterprise_linux:7::client
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-debuginfo
Red Hat:enterprise_linux:7::client
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-devel
Red Hat:enterprise_linux:7::client
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-doc
Red Hat:enterprise_linux:7::client
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-gtk
Red Hat:enterprise_linux:7::client
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript
Red Hat:enterprise_linux:7::computenode
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-cups
Red Hat:enterprise_linux:7::computenode
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-debuginfo
Red Hat:enterprise_linux:7::computenode
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-devel
Red Hat:enterprise_linux:7::computenode
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-doc
Red Hat:enterprise_linux:7::computenode
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-gtk
Red Hat:enterprise_linux:7::computenode
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript
Red Hat:enterprise_linux:7::server
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-cups
Red Hat:enterprise_linux:7::server
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-debuginfo
Red Hat:enterprise_linux:7::server
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-devel
Red Hat:enterprise_linux:7::server
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-doc
Red Hat:enterprise_linux:7::server
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-gtk
Red Hat:enterprise_linux:7::server
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript
Red Hat:enterprise_linux:7::workstation
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-cups
Red Hat:enterprise_linux:7::workstation
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-debuginfo
Red Hat:enterprise_linux:7::workstation
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-devel
Red Hat:enterprise_linux:7::workstation
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-doc
Red Hat:enterprise_linux:7::workstation
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript-gtk
Red Hat:enterprise_linux:7::workstation
 before 0:9.07-31.el7_6.6
0:9.07-31.el7_6.6
ghostscript
SUSE:Linux Enterprise Module for Basesystem 15
 before 9.26-3.9.4
9.26-3.9.4
libspectre
SUSE:Linux Enterprise Module for Desktop Applications 15
 before 0.2.8-3.4.3
0.2.8-3.4.3
ghostscript
SUSE:OpenStack Cloud 7
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:OpenStack Cloud 7
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Desktop 12 SP3
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Desktop 12 SP3
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Desktop 12 SP4
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Desktop 12 SP4
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server for SAP Applications 12 SP2
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server for SAP Applications 12 SP2
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Software Development Kit 12 SP3
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Software Development Kit 12 SP3
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Software Development Kit 12 SP4
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Software Development Kit 12 SP4
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server 12-LTSS
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server 12-LTSS
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server 12 SP1-LTSS
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server 12 SP1-LTSS
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server 12 SP2-LTSS
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server 12 SP2-LTSS
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server 12 SP2-BCL
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server 12 SP2-BCL
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server 12 SP3
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server 12 SP3
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server 12 SP4
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server 12 SP4
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server for SAP Applications 12 SP4
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server for SAP Applications 12 SP4
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Enterprise Storage 4
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Enterprise Storage 4
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
 before 9.26-23.16.1
9.26-23.16.1
libspectre
SUSE:Linux Enterprise Server for SAP Applications 12 SP1
 before 0.2.7-12.4.1
0.2.7-12.4.1
ghostscript
Ubuntu:14.04:LTS
 before 9.25~dfsg+1-0ubuntu0.14.04.2, plus listed versions
9.10~dfsg-0ubuntu29.10~dfsg-0ubuntu39.10~dfsg-0ubuntu49.10~dfsg-0ubuntu59.10~dfsg-0ubuntu6
Show 16 moreShow less
9.10~dfsg-0ubuntu79.10~dfsg-0ubuntu89.10~dfsg-0ubuntu99.10~dfsg-0ubuntu109.10~dfsg-0ubuntu10.19.10~dfsg-0ubuntu10.29.10~dfsg-0ubuntu10.39.10~dfsg-0ubuntu10.49.10~dfsg-0ubuntu10.59.10~dfsg-0ubuntu10.69.10~dfsg-0ubuntu10.79.10~dfsg-0ubuntu10.99.10~dfsg-0ubuntu10.109.10~dfsg-0ubuntu10.129.10~dfsg-0ubuntu10.139.25~dfsg+1-0ubuntu0.14.04.1
9.25~dfsg+1-0ubuntu0.14.04.2
ghostscript
Ubuntu:16.04:LTS
 before 9.25~dfsg+1-0ubuntu0.16.04.2, plus listed versions
9.16~dfsg~0-0ubuntu39.16~dfsg~0-0ubuntu49.18~dfsg~0-0ubuntu19.18~dfsg~0-0ubuntu29.18~dfsg~0-0ubuntu2.2
Show 7 moreShow less
9.18~dfsg~0-0ubuntu2.39.18~dfsg~0-0ubuntu2.49.18~dfsg~0-0ubuntu2.69.18~dfsg~0-0ubuntu2.79.18~dfsg~0-0ubuntu2.89.18~dfsg~0-0ubuntu2.99.25~dfsg+1-0ubuntu0.16.04.1
9.25~dfsg+1-0ubuntu0.16.04.2
ghostscript
Ubuntu:18.04:LTS
 before 9.25~dfsg+1-0ubuntu0.18.04.2, plus listed versions
9.21~dfsg+1-0ubuntu39.22~dfsg+1-0ubuntu19.22~dfsg+1-0ubuntu1.19.22~dfsg+1-0ubuntu1.29.25~dfsg+1-0ubuntu0.18.04.1
9.25~dfsg+1-0ubuntu0.18.04.2
ghostscript
openSUSE:Tumbleweed
 before 9.54.0-2.2
9.54.0-2.2

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD, OSV

References

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