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CVE-2018-16509

Scores

EPSS

0.918high91.8%
0%20%40%60%80%100%

Percentile: 91.8%

CVSS

7.3high3.x
0246810

CVSS Score: 7.3/10

All CVSS Scores

CVSS 3.x
7.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS 2.0
9.3

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

Description

An issue was discovered in Artifex Ghostscript before 9.24. Incorrect “restoration of privilege” checking during handling of /invalidaccess exceptions could be used by attackers able to supply crafted PostScript to execute code using the “pipe” instruction.

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Sources

astradebiannvdredhatubuntu

Related Vulnerabilities

BDU:2019-00422

Exploits

Exploit ID: 45369

Source: exploitdb

URL: https://www.exploit-db.com/exploits/45369

Exploit ID: CVE-2018-16509

Source: github-poc

URL: https://github.com/rhpco/CVE-2018-16509

Recommendations

Source: nvd

For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258

URL: https://access.redhat.com/errata/RHSA-2018:3760

Vulnerable Software (15)

Type: Configuration

Product: ghostscript

Operating System: ubuntu bionic 18.04

Trait: 
{  "fixed": "9.22~dfsg+1-0ubuntu1.2"}

Source: ubuntu

Type: Configuration

Product: ghostscript

Operating System: ubuntu trusty 14.04

Trait: 
{  "fixed": "9.10~dfsg-0ubuntu10.13"}

Source: ubuntu

Type: Configuration

Product: ghostscript

Operating System: ubuntu xenial 16.04

Trait: 
{  "fixed": "9.18~dfsg~0-0ubuntu2.9"}

Source: ubuntu

Type: Configuration

Product: ghostscript

Operating System: debian

Trait: 
{  "fixed": "9.25~dfsg-1"}

Source: debian

Type: Configuration

Product: ghostscript

Operating System: astra 1.6.1

Trait: 
{  "unaffected": true}

Source: astra

Type: Configuration

Product: ghostscript

Operating System: rhel 6

Trait: 
{  "fixed": "8.70-24.el6_10.2"}

Source: redhat

Type: Configuration

Product: ghostscript

Operating System: rhel 7

Trait: 
{  "fixed": "9.07-29.el7_5.2"}

Source: redhat

Type: Configuration

Vendor: *

Product: debian_linux

Operating System: * * *

Trait: 
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",      "vulnerable": true    },    {      "cpe23uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",...

Source: nvd

Type: Configuration

Vendor: *

Product: enterprise_linux_desktop

Operating System: * * *

Trait: 
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",      "vulnerable": true    },    {      "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_des...

Source: nvd

Type: Configuration

Vendor: *

Product: enterprise_linux_server

Operating System: * * *

Trait: 
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",      "vulnerable": true    },    {      "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_des...

Source: nvd

Type: Configuration

Vendor: *

Product: enterprise_linux_server_eus

Operating System: * * *

Trait: 
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",      "vulnerable": true    },    {      "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_des...

Source: nvd

Type: Configuration

Vendor: *

Product: enterprise_linux_workstation

Operating System: * * *

Trait: 
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",      "vulnerable": true    },    {      "cpe23uri": "cpe:2.3:o:redhat:enterprise_linux_des...

Source: nvd

Type: Configuration

Vendor: *

Product: ghostscript

Operating System: * * *

Trait: 
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*",      "versionEndExcluding": "9.24",      "vulnerable": true    }  ],  "operator": "OR"}

Source: nvd

Type: Configuration

Vendor: *

Product: gpl_ghostscript

Operating System: * * *

Trait: 
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:a:artifex:gpl_ghostscript:*:*:*:*:*:*:*:*",      "versionEndExcluding": "9.26",      "vulnerable": true    }  ],  "operator": "OR"}

Source: nvd

Type: Configuration

Vendor: *

Product: ubuntu_linux

Operating System: * * *

Trait: 
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",      "vulnerable": true    },    {      "cpe23uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*...

Source: nvd

End of list