CVE-2018-16802
UnknownEPSS 2.16%
Last modified
CVE-2018-16802 is a vulnerability of currently unknown severity. An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running out of stack during exception handling could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction. EPSS estimates a 2.16% chance of exploitation in the next 30 days.
Description
An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running out of stack during exception handling could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction. This is due to an incomplete fix for CVE-2018-16509.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Artifex | Ghostscript | < 9.25 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Eus | 7.6 |
| Redhat | Enterprise Linux Server Tus | 7.6 |
| Redhat | Enterprise Linux Workstation | 7.0 |
References
- https://access.redhat.com/errata/RHSA-2018:3834Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00015.htmlMailing List, Third Party Advisory
- https://seclists.org/oss-sec/2018/q3/228Mailing List, Third Party Advisory
- https://seclists.org/oss-sec/2018/q3/229Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201811-12Third Party Advisory
- https://usn.ubuntu.com/3768-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4294Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3834Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00015.htmlMailing List, Third Party Advisory
- https://seclists.org/oss-sec/2018/q3/228Mailing List, Third Party Advisory
- https://seclists.org/oss-sec/2018/q3/229Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201811-12Third Party Advisory
- https://usn.ubuntu.com/3768-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4294Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-16802?
An issue was discovered in Artifex Ghostscript before 9.25. Incorrect "restoration of privilege" checking when running out of stack during exception handling could be used by attackers able to supply crafted PostScript to execute code using the "pipe" instruction. This is due to an incomplete fix for CVE-2018-16509.
How severe is CVE-2018-16802?
Severity scoring for CVE-2018-16802 is pending analysis. The EPSS model estimates a 2.16% probability of exploitation in the next 30 days.
How do I fix CVE-2018-16802?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2018
- CVE-2018-16793Rollup 18 for Microsoft Exchange Server 2010 SP3 and previou…
- CVE-2018-16794Microsoft ADFS 4.0 Windows Server 2016 and previous (Active …
- CVE-2018-16795OpenEMR 5.0.1.3 allows Cross-Site Request Forgery (CSRF) via…8.8
- CVE-2018-16796HiScout GRC Suite before 3.1.5 allows Unrestricted Upload of…
- CVE-2018-16797A heap-based buffer overflow in PotPlayerMini.exe in PotPlay…
- CVE-2018-1680IBM Security Privileged Identity Manager Virtual Appliance 2…5.9
- CVE-2018-16803In CIMTechniques CIMScan 6.x through 6.2, the SOAP WSDL pars…
- CVE-2018-16804An issue was discovered in UCMS 1.4.6. There is XSS in the t…
- CVE-2018-16805In b3log Solo 2.9.3, XSS in the Input page under the Publish…
- CVE-2018-16806A Pektron Passive Keyless Entry and Start (PKES) system, as …
- CVE-2018-16807In Bro through 2.5.5, there is a memory leak potentially lea…
- CVE-2018-16808An issue was discovered in Dolibarr through 7.0.0. There is …
Are you affected by CVE-2018-16802?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST