Buffer overflow in Ezxml Project
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.013 (70.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Ezxml Project — versions 0.8.6
- Debian Linux — versions 9.0
Weakness classification (CWE)
References
- sourceforge.net/p/ezxml/bugs/28/ (Patch, Third Party Advisory, Issue Tracking)
- lists.debian.org/debian-lts-announce/2021/07/msg00005.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-31598?
- CVE-2021-31598 is a high-severity vulnerability in Ezxml Project, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2021-04-24.
- How severe is CVE-2021-31598?
- High severity. CVSS v3 base score is 7.5 out of 10.