Out-of-bounds write in Intel Processors



Published: 2022-08-15
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-33060
CWE-ID CWE-787
Exploitation vector Local
Public exploit N/A
Vulnerable software
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3rd Generation Intel Xeon Scalable Processors
Hardware solutions / Firmware

Vendor Intel

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds write

EUVDB-ID: #VU66499

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-33060

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a boundary error in the BIOS firmware. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

3rd Generation Intel Xeon Scalable Processors: All versions


CPE2.3 External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00686.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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