CVE-2021-31229

Public Exploit

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.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.55% Top 20%
Third-Party Advisory debian.org Third-Party Advisory sourceforge.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://sourceforge.net/p/ezxml/bugs/26/ issue tracking patch exploit third party advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00005.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-31229?
CVE-2021-31229 has been scored as a medium severity vulnerability.
How to fix CVE-2021-31229?
To fix CVE-2021-31229, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-31229 being actively exploited in the wild?
It is possible that CVE-2021-31229 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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