VulnerabilityAnalyzed
CVE-2017-8291
Artifex Ghostscript Type Confusion Vulnerability
KEVHIGH 7.8EPSS 97.0%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 14 June 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Artifex Ghostscript through 2017-04-26 allows -dSAFER bypass and remote command execution via .rsdparams type confusion with a "/OutputFile (%pipe%" substring in a crafted .eps document that is an input to the gs program, as exploited in the wild in April 2017.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 96.97% probability · 100th percentile
- CISA KEV
- Listed 24 May 2022 · due 14 June 2022
- Weakness
- CWE-843
- Affected
- artifex/ghostscript · debian/debian linux · redhat/enterprise linux desktop · redhat/enterprise linux eus · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server tus · redhat/enterprise linux workstation
- Source
- cve@mitre.org
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2017-8291
References
- http://openwall.com/lists/oss-security/2017/04/28/2Mailing List, Patch, Third Party Advisory
- http://www.debian.org/security/2017/dsa-3838Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/98476Broken Link, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:1230Third Party Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=697808Issue Tracking, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1446063Issue Tracking, Patch, Third Party Advisory, VDB Entry
- https://bugzilla.suse.com/show_bug.cgi?id=1036453Exploit, Issue Tracking, Third Party Advisory, VDB Entry
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=04b37bbce174eed24edec7ad5b920eb93db4d47dBroken Link
- https://security.gentoo.org/glsa/201708-06Third Party Advisory
- https://www.exploit-db.com/exploits/41955/Exploit, Third Party Advisory, VDB Entry
- http://openwall.com/lists/oss-security/2017/04/28/2Mailing List, Patch, Third Party Advisory
- http://www.debian.org/security/2017/dsa-3838Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/98476Broken Link, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:1230Third Party Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=697808Issue Tracking, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1446063Issue Tracking, Patch, Third Party Advisory, VDB Entry
- https://bugzilla.suse.com/show_bug.cgi?id=1036453Exploit, Issue Tracking, Third Party Advisory, VDB Entry
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=04b37bbce174eed24edec7ad5b920eb93db4d47dBroken Link
- https://security.gentoo.org/glsa/201708-06Third Party Advisory
- https://www.exploit-db.com/exploits/41955/Exploit, Third Party Advisory, VDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8291US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.