Use of Out-of-range Pointer Offset in HPE Superdome Flex Server

1) Use of Out-of-range Pointer Offset

EUVDB-ID: #VU63176

Risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-0189

CWE-ID: CWE-823 - Use of Out-of-range Pointer Offset

Exploit availability: No

Description

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

The vulnerability exists due to use of out-of-range pointer offset in the BIOS firmware. A local user can execute arbitrary code with elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Superdome Flex Server: before 3.55.8

CPE2.3

• cpe:2.3:h:hpe:superdome_flex_server:*:*:*:*:*:*:*:*

External links

https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=hpesbhf04314en_us

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.