Open5GS up to 2.7.3 AMF/MME src/mme/emm-sm.c common_register_state ran_ue_id denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.11

Summaryinfo

A vulnerability was found in Open5GS up to 2.7.3. It has been rated as problematic. Affected by this issue 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. This vulnerability is handled as CVE-2025-5935. The attack may be launched remotely. Furthermore, there is an exploit available. It is recommended to apply a patch to fix this issue. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

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 with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2025-5935. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1499 for this issue.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

Applying the patch 62cb99755243c9c38e4c060c5d8d0e158fe8cdd5 is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-17627). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector: 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 62cb99755243c9c38e4c060c5d8d0e158fe8cdd5

Timelineinfo

06/09/2025 Advisory disclosed
06/09/2025 +0 days VulDB entry created
06/10/2025 +1 days VulDB entry last update

Sourcesinfo

Advisory: 3874
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2025-5935 (🔒)
GCVE (CVE): GCVE-0-2025-5935
GCVE (VulDB): GCVE-100-311713
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/09/2025 05:39 PM
Updated: 06/10/2025 02:42 PM
Changes: 06/09/2025 05:39 PM (61), 06/10/2025 06:38 AM (1), 06/10/2025 10:09 AM (1), 06/10/2025 01:40 PM (31), 06/10/2025 02:42 PM (1)
Complete: 🔍
Submitter: SQ0409
Cache ID: 18:3AA:40

Submitinfo

Accepted

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