CVE-2025-5935

Open5GS AMF/MME emm-sm.c common_register_state denial of service

State: Published
Severity: 6.9 Medium
Published: Jun 10, 2025
Updated: Jun 10, 2025
Reserved: Jun 9, 2025

Description

A vulnerability was found in Open5GS up to 2.7.3. It has been declared as problematic. Affected by this vulnerability is the function common_register_state of the file src/mme/emm-sm.c of the component AMF/MME. The manipulation of the argument ran_ue_id leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is 62cb99755243c9c38e4c060c5d8d0e158fe8cdd5. It is recommended to apply a patch to fix this issue.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	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/E:P	VulDB
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C	VulDB
3.0	5.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C	VulDB
2.0	5.0 Medium	AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-404 Denial of Service

Affected Products

Product	Versions
Open5GSn/a	2.7.0Affected 2.7.1Affected 2.7.2Affected 2.7.3Affected

References

VDB-311713 | Open5GS AMF/MME emm-sm.c common_register_state denial of servicevdb-entrytechnical-description
VDB-311713 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
Submit #589354 | Open5GS <=2.7.3 Reachable Assertionthird-party-advisory
https://github.com/open5gs/open5gs/issues/3874issue-tracking
https://github.com/open5gs/open5gs/issues/3874#issuecomment-2853547622issue-tracking
https://github.com/user-attachments/files/19863206/Problematic.handover.required.process.zipexploit
https://github.com/open5gs/open5gs/commit/62cb99755243c9c38e4c060c5d8d0e158fe8cdd5patch

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