SB20241022386 - HPE Superdome Flex and Superdome Flex 280 servers update for Intel UEFI firmware

Security Bulletin ID SB20241022386

CSH Severity

Low

Patch available

YES

Number of vulnerabilities 2

Exploitation vector Local access

Highest impact Code execution

Breakdown by Severity

Low
Medium
High
Critical

Description

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error (CVE-ID: CVE-2024-21781)

CWE-ID: CWE-20 - Improper input validation

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

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient input validation in UEFI firmware. A local privileged user can gain access to sensitive information or perform a denial of service (DoS) attack.

2) Input validation error (CVE-ID: CVE-2024-21829)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 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

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

The vulnerability exists due to insufficient input validation in UEFI firmware error handler. A local privileged user can execute arbitrary code with elevated privileges.

Remediation

Install update from vendor's website.

References

https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=hpesbhf04715en_us