CVE-2018-11504
UnknownEPSS 1.51%
Last modified
CVE-2018-11504 is a vulnerability of currently unknown severity. The islist function in markdown.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted file, as demonstrated by mkd2html.. EPSS estimates a 1.51% chance of exploitation in the next 30 days.
Description
The islist function in markdown.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted file, as demonstrated by mkd2html.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Discount Project | Discount | 2.2.3 | A |
| Debian | Debian Linux | 8.0 | — |
| Debian | Debian Linux | 9.0 | — |
References
- https://github.com/Orc/discount/issues/189#issuecomment-392247798Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00009.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2018/dsa-4293Third Party Advisory
- https://github.com/Orc/discount/issues/189#issuecomment-392247798Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00009.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2018/dsa-4293Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-11504?
The islist function in markdown.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted file, as demonstrated by mkd2html.
How severe is CVE-2018-11504?
Severity scoring for CVE-2018-11504 is pending analysis. The EPSS model estimates a 1.51% probability of exploitation in the next 30 days.
How do I fix CVE-2018-11504?
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.
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Are you affected by CVE-2018-11504?
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Scan your code nowSource: NVD / NIST