7.4 - CVE-2022-47630

Executive Summary

Informations
Name	CVE-2022-47630	First vendor Publication	2023-01-16
Vendor	Cve	Last vendor Modification	2023-01-24

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H
Overall CVSS Score	7.4
Base Score	7.4	Environmental Score	7.4
impact SubScore	5.2	Temporal Score	7.4
Exploitabality Sub Score	2.2

Attack Vector	Network	Attack Complexity	High
Privileges Required	None	User Interaction	None
Scope	Unchanged	Confidentiality Impact	High
Integrity Impact	None	Availability Impact	High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score	N/A	Attack Range	N/A
Cvss Impact Score	N/A	Attack Complexity	N/A
Cvss Expoit Score	N/A	Authentication	N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-47630

CWE : Common Weakness Enumeration

%	Id	Name
100 %	CWE-125	Out-of-bounds Read

Sources (Detail)

Source	Url
CONFIRM	https://trustedfirmware-a.readthedocs.io/en/latest/security_advisories/securi...
MISC	https://www.trustedfirmware.org/news/
MLIST	http://www.openwall.com/lists/oss-security/2023/01/16/8