Remote DoS in BIG-IP SIP profile on a message routing type virtual server

1) NULL pointer dereference

EUVDB-ID: #VU71818

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-22340

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 when a SIP profile is configured on a Message Routing type virtual server. A remote attacker can send specially crafted traffic to the device and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

BIG-IP: 14.1.0 - 16.1.3.2

External links

http://my.f5.com/manage/s/article/K34525368

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.