CVE-2024-8105

Sept. 9, 2024, 9:35 p.m.

Tags

cret@cert.org
2024-08-26
CVE-2024-8105

CVSS Score

6.4 / 10

Product(s) Impacted

UEFI Firmware

Description

A vulnerability related to the use an insecure Platform Key (PK) has been discovered. An attacker with the compromised PK private key can create malicious UEFI software that is signed with a trusted key that has been compromised.

Weaknesses

Date

Published: Aug. 26, 2024, 8:15 p.m.

Last Modified: Sept. 9, 2024, 9:35 p.m.

Status : Undergoing Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cret@cert.org

CVSS Data

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score
6.4
Exploitability Score
0.5
Impact Score
5.9
Base Severity
MEDIUM
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

References

https://github.com/binarly-io/Vulnerability-REsearch/blob/main/PKfail/BRLY-2024-005.md
cret@cert.org
https://kb.cert.org/vuls/id/455367
cret@cert.org
https://security.ts.fujitsu.com/ProductSecurity/content/Fujitsu-PSIRT-FJ-ISS-2024-072412-Security-Notice.pdf
cret@cert.org
https://uefi.org/specs/UEFI/2.9_A/32_Secure_Boot_and_Driver_Signing.html
cret@cert.org
https://www.binarly.io/advisories/brly-2024-005
cret@cert.org
https://www.gigabyte.com/us/Support/Security/2205
cret@cert.org
https://www.intel.com/content/www/us/en/security-center/announcement/intel-security-announcement-2024-07-25-001.html
cret@cert.org
https://www.supermicro.com/en/support/security_PKFAIL_Jul_2024
cret@cert.org