VulnerabilityModified
CVE-2021-31229
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.
MEDIUM 6.5EPSS 0.99%
Does this matter?
Lower severity and a low EPSS score (0.99%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 0.99% probability · 61th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- ezxml project/ezxml · debian/debian linux
- Source
- cve@mitre.org
References
- https://lists.debian.org/debian-lts-announce/2021/07/msg00005.htmlThird Party Advisory
- https://sourceforge.net/p/ezxml/bugs/26/Exploit, Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00005.htmlThird Party Advisory
- https://sourceforge.net/p/ezxml/bugs/26/Exploit, Issue Tracking, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.