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CVE-2025-5520

Open5GS AMF/MME emm_state_authentication assertion

CVSS 6.9 MEDIUMEPSS 0.7%CWE-617
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 6.9EPSS 0.7%KEV nãoPoC —Patch referenciado
Lifecycle
03 Jun 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Affected products
n/a · Open5GS

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References
https://github.com/open5gs/open5gs/commit/9f5d133657850e6167231527514ee1364d37a884https://github.com/open5gs/open5gs/issues/3910https://github.com/open5gs/open5gs/issues/3910#issuecomment-2926719317https://github.com/user-attachments/files/20362243/Problematic.handover.required.process.ziphttps://vuldb.com/?ctiid.310956https://vuldb.com/?id.310956https://vuldb.com/?submit.582269