Hertzbleed vulnerability in F5 F5OS on Intel processors

1) Observable discrepancy

EUVDB-ID: #VU64378

Risk: Medium

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

CVE-ID: CVE-2022-24436

CWE-ID: CWE-203 - Observable discrepancy

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to observable discrepancy in power management throttling in Intel processors. A remote user can gain access to sensitive information.

The vulnerability is dubbed Hertzbleed.

Mitigation

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

Vulnerable software versions

F5OS: 1.0.0 - 1.5.2

CPE2.3

• cpe:2.3:o:f5_networks:f5os:1.0.0:*:*:*:*:*:*:*
• cpe:2.3:o:f5_networks:f5os:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:o:f5_networks:f5os:1.1.0:*:*:*:*:*:*:*

External links

https://my.f5.com/manage/s/article/K14335949

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.