CVE-2023-43551

Improper Authentication in Multi-Mode Call Processor

Description

Cryptographic issue while performing attach with a LTE network, a rogue base station can skip the authentication phase and immediately send the Security Mode Command.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.07%
Vendor Advisory qualcomm.com
Affected: Qualcomm, Inc. Snapdragon
Published at:
Updated at:

References

Link Tags
https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2024-bulletin.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-43551?
CVE-2023-43551 has been scored as a critical severity vulnerability.
How to fix CVE-2023-43551?
To fix CVE-2023-43551, 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-2023-43551 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-43551 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.
What software or system is affected by CVE-2023-43551?
CVE-2023-43551 affects Qualcomm, Inc. Snapdragon.
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