CVE-2021-31598 — HIGH (7.5)

Vulnerability 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.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ezxml Project	Ezxml	0.8.6
Debian	Debian Linux	9.0

Related Weaknesses (CWE)

CWE-787

References

https://lists.debian.org/debian-lts-announce/2021/07/msg00005.htmlMailing ListThird Party Advisory
https://sourceforge.net/p/ezxml/bugs/28/Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00005.htmlMailing ListThird Party Advisory
https://sourceforge.net/p/ezxml/bugs/28/Issue TrackingPatchThird Party Advisory

FAQ

What is CVE-2021-31598?

CVE-2021-31598 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-31598?

Check the references section above for vendor advisories and patch information. Affected products include: Ezxml Project Ezxml, Debian Debian Linux.