Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-3565 |
CWE-ID | CWE-321 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
tpm2-tools Other software / Other software solutions |
Vendor | Linux TPM2 & TSS2 Software |
Security Bulletin
This security bulletin contains one low risk vulnerability.
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
DescriptionThe 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.
Install updates from vendor's website.
Vulnerable software versionstpm2-tools: 4.0 - 5.1
External linkshttp://bugzilla.redhat.com/show_bug.cgi?id=1964427
http://github.com/tpm2-software/tpm2-tools/releases/tag/4.3.2
http://github.com/tpm2-software/tpm2-tools/releases/tag/5.1.1
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.