CVE-2018-17961
What it is
Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving errorhandler setup. NOTE: this issue exists because of an incomplete fix for CVE-2018-17183.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 10.0% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 10.0% in the next 30 days (EPSS).
- Severity: 8.6 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 10.0% · EPSS, next 30 days
- Weakness
- CWE-209
- Record status
- Modified
Affected
- Artifex Ghostscript < 9.25
- Debian Linux 8.0
- Debian Linux 9.0
- Canonical Ubuntu Linux 14.04
- Canonical Ubuntu Linux 16.04
- Canonical Ubuntu Linux 18.04
- Canonical Ubuntu Linux 18.10
- Redhat Enterprise Linux Desktop 7.0
Attack profile CVSS 3.0 · 8.6
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2018-17961.md and follow it. Check whether this project is affected by CVE-2018-17961. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
References
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a54c9e61e7d0
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a5a9bf8c6a63
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a6807394bd94
- http://www.openwall.com/lists/oss-security/2018/10/09/4
- https://access.redhat.com/errata/RHSA-2018:3834
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
- https://bugs.ghostscript.com/show_bug.cgi?id=699816
- https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
- https://usn.ubuntu.com/3803-1/
- https://www.debian.org/security/2018/dsa-4336
- https://www.exploit-db.com/exploits/45573/
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a54c9e61e7d0
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a5a9bf8c6a63
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a6807394bd94
- http://www.openwall.com/lists/oss-security/2018/10/09/4
- https://access.redhat.com/errata/RHSA-2018:3834
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
- https://bugs.ghostscript.com/show_bug.cgi?id=699816
- https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
- https://usn.ubuntu.com/3803-1/
- https://www.debian.org/security/2018/dsa-4336
- https://www.exploit-db.com/exploits/45573/