#VU95524 Improper Verification of Cryptographic Signature in udm - CVE-2023-46324
Published: August 8, 2024
Vulnerability identifier: #VU95524
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-46324
CWE-ID: CWE-347
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
udm
udm
Software vendor:
free5GC
free5GC
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to pkg/suci/suci.go in free5GC udm may compute a shared secret via an uncompressed public key that has not been validated. A remote attacker can send arbitrary SUCIs to the UDM to gain unauthorized access to sensitive information on the system.
Remediation
Install updates from vendor's website.