SB2022011928 - Denial of service in F5 BIG-IP TMM
Published: January 19, 2022
Security Bulletin ID
SB2022011928
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2022-23022)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dreference error during HTTP protocol inspection. A remote attacker can send specially crafted HTTP request through the affected system, trigger a NULL pointer dereference error and crash the Traffic Management Microkernel (TMM) process.
Successful exploitation of the vulnerability requires that Virtual Servers with HTTP profile is configured.
Remediation
Install update from vendor's website.