CVE-2021-31598
HIGHCVSS 7.5/10EPSS 1.40%
Last modified
CVE-2021-31598 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_decode() performs incorrect memory handling while parsing crafted XML files, leading to a heap-based buffer overflow.. EPSS estimates a 1.40% chance of exploitation in the next 30 days.
Description
An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_decode() performs incorrect memory handling while parsing crafted XML files, leading to a heap-based buffer overflow.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ezxml Project | Ezxml | 0.8.6 |
| Debian | Debian Linux | 9.0 |
References
- https://lists.debian.org/debian-lts-announce/2021/07/msg00005.htmlMailing List, Third Party Advisory
- https://sourceforge.net/p/ezxml/bugs/28/Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00005.htmlMailing List, Third Party Advisory
- https://sourceforge.net/p/ezxml/bugs/28/Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-31598?
An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_decode() performs incorrect memory handling while parsing crafted XML files, leading to a heap-based buffer overflow.
How severe is CVE-2021-31598?
CVE-2021-31598 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.40% probability of exploitation in the next 30 days.
How do I fix CVE-2021-31598?
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-2021-31598?
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