SB2023020622 - Denial of service in BIG-IP HTTP profile
Published: February 6, 2023
Security Bulletin ID
SB2023020622
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) Buffer overflow (CVE-ID: CVE-2023-22422)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation when an HTTP profile with the non-default Enforcement options Enforce RFC Compliance and Unknown Methods: Reject are configured on a virtual server. A remote attacker can send specially crafted traffic to the affected device, trigger a buffer overflow and crash the TMM process.
Remediation
Install update from vendor's website.