CVE-2022-47630

7.4 HIGH
Published: January 16, 2023 Modified: June 05, 2026
View on NVD

Description

Trusted Firmware-A through 2.8 has an out-of-bounds read in the X.509 parser for parsing boot certificates. This affects downstream use of get_ext and auth_nvctr. Attackers might be able to trigger dangerous read side effects or obtain sensitive information about microarchitectural state.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/01/16/8
Source: cve@mitre.org
Mailing List Patch Third Party Advisory
https://trustedfirmware-a.readthedocs.io/en/latest/security_advisories/security-advisory-tfv-10.html
Source: cve@mitre.org
Patch Vendor Advisory
https://www.trustedfirmware.org/news/
Source: cve@mitre.org
Vendor Advisory
http://www.openwall.com/lists/oss-security/2023/01/16/8
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Patch Third Party Advisory
https://trustedfirmware-a.readthedocs.io/en/latest/security_advisories/security-advisory-tfv-10.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
https://www.trustedfirmware.org/news/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.4 / 10.0
EPSS (Exploit Probability)
0.6%
46th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-125 CWE-125

Affected Vendors

trustedfirmware

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