Privilege escalation in F5OS Intel UEFI firmware



Risk Low
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2023-43626
CWE-ID CWE-284
Exploitation vector Local
Public exploit N/A
Vulnerable software
 F5OS
Operating systems & Components / Operating system

Vendor F5 Networks

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper access control

EUVDB-ID: #VU97435

Risk: Low

CVSSv4.0: 3.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-43626

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper access restrictions within the UEFI firmware. A local privileged user can execute arbitrary code with elevated privileges.

Mitigation

This vulnerability affects the following platforms:

  • VELOS CX410 chassis
  • VELOS CX1610 chassis

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

F5OS: 1.6.0 - 1.6.2

CPE2.3 External links

https://my.f5.com/manage/s/article/K000141511


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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