Out-of-bounds Read Vulnerability in Trusted Firmware-A X.509 Parser
CVE-2022-47630

7.4HIGH

Key Information:

Vendor
Arm
Status
Trusted Firmware-a
Vendor
CVE Published:
16 January 2023

Summary

An out-of-bounds read vulnerability exists in Trusted Firmware-A versions prior to 2.8 within the X.509 parser responsible for interpreting boot certificates. This weakness could allow attackers to exploit side effects from dangerous reads or potentially extract sensitive information related to the microarchitectural state. Safeguarding against this issue is crucial for maintaining the integrity and confidentiality of systems utilizing this firmware.

References

https://www.trustedfirmware.org/news/
https://trustedfirmware-a.readthedocs.io/en/latest/securi...
http://www.openwall.com/lists/oss-security/2023/01/16/8
mailing-list

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.