SB2024030445 - TLS authentication bypass in HashiCorp Vault
Published: March 4, 2024
Security Bulletin ID
SB2024030445
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper authentication (CVE-ID: CVE-2024-2048)
CWE-ID: CWE-287 - Improper Authentication
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to improper validation of client TLS certificates when configured with a non-CA certificate as trusted certificate. A remote attacker can create a specially crafted certificate file to bypass authentication process and gain unauthorized access to the application.
Remediation
Install update from vendor's website.