F5 BIG-IP update for PHP

1) Out-of-bounds write

EUVDB-ID: #VU72167

Risk: Medium

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-0568

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in fopen_wrappers.c. A remote attacker can pass a specially crafted filename to the affected application, trigger a one-byte buffer overflow and crash the application or potentially execute arbitrary code.

Mitigation

Install update from vendor's website.

Vulnerable software versions

BIG-IP: 13.1.0 - 17.1.0

CPE2.3

• cpe:2.3:h:f5_networks:big-ip:13.1.5:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:14.1.5.3:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:15.1.8.1:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:16.1.3.3:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:17.0.0.2:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:17.1.0:*:*:*:*:*:*:*

External links

http://my.f5.com/manage/s/article/K000134747

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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