SUSE update for tpm2.0-tools

1) Use of Hard-coded Cryptographic Key

EUVDB-ID: #VU54287

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-3565

CWE-ID: CWE-321 - Use of Hard-coded Cryptographic Key

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to usage of a fixed AES key in the tpm2_import function. A remote attacker can perform MitM attack and gain access to sensitive information.

Mitigation

Update the affected package tpm2.0-tools to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Module for Basesystem: 15-SP2

tpm2.0-tools-debugsource: before 4.1-3.3.1

tpm2.0-tools-debuginfo: before 4.1-3.3.1

tpm2.0-tools: before 4.1-3.3.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211999-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.