CVE-2023-46324

Description

pkg/suci/suci.go in free5GC udm before 1.2.0, when Go before 1.19 is used, allows an Invalid Curve Attack because it may compute a shared secret via an uncompressed public key that has not been validated. An attacker can send arbitrary SUCIs to the UDM, which tries to decrypt them via both its private key and the attacker's public key.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.05%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/free5gc/udm/pull/20 third party advisory patch
https://github.com/free5gc/udm/compare/v1.1.1...v1.2.0 product
https://www.gsma.com/security/wp-content/uploads/2023/10/0073-invalid_curve.pdf

Frequently Asked Questions

What is the severity of CVE-2023-46324?
CVE-2023-46324 has been scored as a high severity vulnerability.
How to fix CVE-2023-46324?
To fix CVE-2023-46324, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-46324 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-46324 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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