SB2021062153 - Fedora 34 update for tpm2-tools
Published: June 21, 2021
Security Bulletin ID
SB2021062153
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Use of Hard-coded Cryptographic Key (CVE-ID: CVE-2021-3565)
CWE-ID: CWE-321 - Use of Hard-coded Cryptographic Key
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
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.
Remediation
Install update from vendor's website.