Denial of service in F5 BIG-IP TMM



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-23022
CWE-ID CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
 BIG-IP
Hardware solutions / Firmware

Vendor F5 Networks

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU59836

Risk: Medium

CVSSv4.0: 6.6 [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/E:U/U:Green]

CVE-ID: CVE-2022-23022

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

BIG-IP: 16.1.0 - 16.1.1

CPE2.3 External links

https://support.f5.com/csp/article/K96924184


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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