F5 BIG-IP and BIG-IQ Centralized Management update for Grub2



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-28734
CWE-ID CWE-787
Exploitation vector Network
Public exploit N/A
Vulnerable software
 BIG-IP
Hardware solutions / Firmware

BIG-IQ Centralized Management
Server applications / Remote management servers, RDP, SSH

Vendor F5 Networks

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds write

EUVDB-ID: #VU64063

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-28734

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 split HTTP headerst. A remote attacker can send specially crafted traffic to the affected system, trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

BIG-IP: 13.1.0 - 17.0.0.2

BIG-IQ Centralized Management: 7.1.0 - 8.2.0

CPE2.3 External links

http://my.f5.com/manage/s/article/K000130541


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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