#VU72901 Improper access control in Intel One Boot Flash Utility (OFU) - CVE-2021-33104

Vulnerability identifier: #VU72901

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-33104

CWE-ID: CWE-284

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Intel One Boot Flash Utility (OFU)
Hardware solutions / Firmware

Vendor: Intel

Description

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

The vulnerability exists due to improper access restrictions. A local user can bypass implemented security restrictions and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Intel One Boot Flash Utility (OFU): before 14.1.28

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External links
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00769.html

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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.