CRITICAL · 9.8

CVE-2022-23943

Out-of-bounds Write vulnerability in mod_sed of Apache HTTP Server allows an attacker to overwrite heap memory with possibly attacker provided data. This issue affects Apache HTTP Server 2.4 version 2...

Vulnerability Description

Out-of-bounds Write vulnerability in mod_sed of Apache HTTP Server allows an attacker to overwrite heap memory with possibly attacker provided data. This issue affects Apache HTTP Server 2.4 version 2.4.52 and prior versions.

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
ApacheHttp Server>= 2.4.0, < 2.4.53
FedoraprojectFedora34
DebianDebian Linux9.0
OracleHttp Server12.2.1.3.0
OracleZfs Storage Appliance Kit8.8

Related Weaknesses (CWE)

References

FAQ

What is CVE-2022-23943?

CVE-2022-23943 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Out-of-bounds Write vulnerability in mod_sed of Apache HTTP Server allows an attacker to overwrite heap memory with possibly attacker provided data. This issue affects Apache HTTP Server 2.4 version 2...

How severe is CVE-2022-23943?

CVE-2022-23943 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-2022-23943?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server, Fedoraproject Fedora, Debian Debian Linux, Oracle Http Server, Oracle Zfs Storage Appliance Kit.