CVE - CVE-2025-5520

CVE-ID
CVE-2025-5520	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
A vulnerability was found in Open5GS up to 2.7.3. It has been classified as problematic. Affected is the function gmm_state_authentication/emm_state_authentication of the component AMF/MME. The manipulation leads to reachable assertion. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 9f5d133657850e6167231527514ee1364d37a884. It is recommended to apply a patch to fix this issue. This is a different issue than CVE-2025-1893.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:Submit #582269 \| Open5GS <=2.7.3 Reachable Assertion URL:https://vuldb.com/?submit.582269 MISC:VDB-310956 \| CTI Indicators (IOB, IOC, IOA) URL:https://vuldb.com/?ctiid.310956 MISC:VDB-310956 \| Open5GS AMF/MME emm_state_authentication assertion URL:https://vuldb.com/?id.310956 MISC:https://github.com/open5gs/open5gs/commit/9f5d133657850e6167231527514ee1364d37a884 URL:https://github.com/open5gs/open5gs/commit/9f5d133657850e6167231527514ee1364d37a884 MISC:https://github.com/open5gs/open5gs/issues/3910 URL:https://github.com/open5gs/open5gs/issues/3910 MISC:https://github.com/open5gs/open5gs/issues/3910#issuecomment-2926719317 URL:https://github.com/open5gs/open5gs/issues/3910#issuecomment-2926719317 MISC:https://github.com/user-attachments/files/20362243/Problematic.handover.required.process.zip URL:https://github.com/user-attachments/files/20362243/Problematic.handover.required.process.zip
Assigning CNA
VulDB
Date Record Created
20250603	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20250603)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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