CVE-2020-12355

Published: Nov 12, 2020Modified: Nov 4, 2025

6.8

Vector

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

Exploitability: 0.9 / Impact: 5.9

Source: NVD

Description

Authentication bypass by capture-replay in RPMB protocol message authentication subsystem in Intel(R) TXE versions before 4.0.30 may allow an unauthenticated user to potentially enable escalation of privilege via physical access.

Affected (1)

Products: Intel: Trusted Execution Engine

Intel

1 product

Trusted Execution Engine

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Intel Trusted Execution Engine	Before 4.0.30

Related CWEs

CWE-294

Authentication Bypass by Capture-replay

A capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).

References (5)

https://security.netapp.com/advisory/ntap-20201113-0005/

Source: secure@intel.com

Third Party Advisory

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391

Source: secure@intel.com

Vendor Advisory

https://security.netapp.com/advisory/ntap-20201113-0005/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.kb.cert.org/vuls/id/231329

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.