CRITICAL · 9.8

CVE-2022-22822

addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

Vulnerability Description

addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Libexpat ProjectLibexpat< 2.4.3
TenableNessus< 8.15.3
SiemensSinema Remote Connect Server< 3.1
DebianDebian Linux10.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2022-22822?

CVE-2022-22822 is a vulnerability with a CVSS score of 9.8 (CRITICAL). addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

How severe is CVE-2022-22822?

CVE-2022-22822 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2022-22822?

Check the references section above for vendor advisories and patch information. Affected products include: Libexpat Project Libexpat, Tenable Nessus, Siemens Sinema Remote Connect Server, Debian Debian Linux.