Incorrect default permissions in Certain HPE Apollo, XL Servers

1) Incorrect default permissions

EUVDB-ID: #VU72456

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-2022-33196

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

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

The vulnerability exists due to incorrect default permissions for memory controller configurations for some Intel Xeon processors when using Intel Software Guard Extensions. A local user escalate privileges on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

HPE ProLiant XL220n Gen10 Plus Server: before 1.72_02-02-2023

HPE ProLiant XL290n Gen10 Plus Server: before 1.72_02-02-2023

HPE Apollo 2000 Gen10 Plus System: before 1.72_02-02-2023

HPE Apollo 4200 Gen10 Plus System: before 1.72_02-02-2023

CPE2.3

• cpe:2.3:h:hpe:hpe_proliant_xl220n_gen10_plus_server:*:*:*:*:*:*:*:*
• cpe:2.3:h:hpe:hpe_proliant_xl290n_gen10_plus_server:*:*:*:*:*:*:*:*
• cpe:2.3:h:hpe:hpe_apollo_2000_gen10_plus_system:*:*:*:*:*:*:*:*
• cpe:2.3:h:hpe:hpe_apollo_4200_gen10_plus_system:*:*:*:*:*:*:*:*

External links

https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=hpesbhf04443en_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.