Main Vulnerability Database Vulnerabilities #VU70080

Input validation error in vCenter Server - CVE-2022-31698

Published: December 9, 2022 / Updated: December 13, 2022

Vulnerability identifier: #VU70080

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-31698

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the content library service when handling HTTP headers. A remote attacker can send a specially crafted HTTP request to port 443/tcp and perform a denial of service (DoS) attack.

Affected software

vCenter Server
IBM Cloud Pak System

How to mitigate CVE-2022-31698

Install updates from vendor's website.

vCenter Server - addressed in versions 6.5 U3u, 6.7 U3s, 7.0 U3i
IBM Cloud Pak System - update to 2.3.3.6

Links to Public Exploits and PoC-codes

Exploit #8663 - VMware vCenter Server Content Library denial of service vulnerability (December 13, 2022)

External References

https://www.vmware.com/security/advisories/VMSA-2022-0030.html