VULNERABILITY INTELLIGENCE

CVE-2021-31229

CVSS score6.5 MEDIUM

EPSS probability0.92%

CISA KEVNot currently listed

Published2021-04-15

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_internal_dtd() performs incorrect memory handling while parsing crafted XML files, which leads to an out-of-bounds write of a one byte constant.

Weakness classification

nvd@nist.gov: CWE-787

Primary references

cve@mitre.org — Third Party Advisory
cve@mitre.org — Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Third Party Advisory