CRITICAL · 9.1

CVE-2022-22721

If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apach...

Vulnerability Description

If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apache HTTP Server 2.4.52 and earlier.

CVSS Score

9.1

CRITICAL

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

Affected Products

VendorProductVersions
ApacheHttp Server<= 2.4.52
FedoraprojectFedora34
DebianDebian Linux9.0
OracleEnterprise Manager Ops Center12.4.0.0
OracleHttp Server12.2.1.3.0
OracleZfs Storage Appliance Kit8.8
AppleMac Os X>= 10.15, < 10.15.7
AppleMacos>= 11.0, < 11.6.6

Related Weaknesses (CWE)

References

FAQ

What is CVE-2022-22721?

CVE-2022-22721 is a vulnerability with a CVSS score of 9.1 (CRITICAL). If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apach...

How severe is CVE-2022-22721?

CVE-2022-22721 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2022-22721?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server, Fedoraproject Fedora, Debian Debian Linux, Oracle Enterprise Manager Ops Center, Oracle Http Server.