CVE-2026-7601: Denial of Service in Open5GS
A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument reg_type leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able to address this issue. The identifier of the patch is ebc66942b6f8f1fab2d640e71cf4e9f1a423b426. It is advisable to upgrade the affected component.
AI Analysis
Technical Summary
This vulnerability in Open5GS affects an unknown function within the AMF component's gmm-handler.c source file. Specifically, manipulation of the reg_type argument can lead to denial of service, allowing an attacker to disrupt service remotely. The issue is present in versions 2.7.0 through 2.7.6. The vendor has released version 2.7.7 containing a patch identified by commit ebc66942b6f8f1fab2d640e71cf4e9f1a423b426 that resolves the vulnerability.
Potential Impact
Successful exploitation results in denial of service, potentially disrupting the availability of the affected Open5GS AMF component. The vulnerability can be triggered remotely without authentication, increasing the risk of service interruption. There are no known exploits in the wild at this time.
Mitigation Recommendations
Upgrade the affected Open5GS component to version 2.7.7 or later, which contains the official patch for this vulnerability (commit ebc66942b6f8f1fab2d640e71cf4e9f1a423b426). No other mitigation or temporary fix is indicated. Patch status is confirmed by the vendor's release.
CVE-2026-7601: Denial of Service in Open5GS
Description
A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument reg_type leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able to address this issue. The identifier of the patch is ebc66942b6f8f1fab2d640e71cf4e9f1a423b426. It is advisable to upgrade the affected component.
CVSS v4.0
Score 5.3medium
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Open5GS affects an unknown function within the AMF component's gmm-handler.c source file. Specifically, manipulation of the reg_type argument can lead to denial of service, allowing an attacker to disrupt service remotely. The issue is present in versions 2.7.0 through 2.7.6. The vendor has released version 2.7.7 containing a patch identified by commit ebc66942b6f8f1fab2d640e71cf4e9f1a423b426 that resolves the vulnerability.
Potential Impact
Successful exploitation results in denial of service, potentially disrupting the availability of the affected Open5GS AMF component. The vulnerability can be triggered remotely without authentication, increasing the risk of service interruption. There are no known exploits in the wild at this time.
Mitigation Recommendations
Upgrade the affected Open5GS component to version 2.7.7 or later, which contains the official patch for this vulnerability (commit ebc66942b6f8f1fab2d640e71cf4e9f1a423b426). No other mitigation or temporary fix is indicated. Patch status is confirmed by the vendor's release.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-01T11:50:20.513Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69f56a39cbff5d86102c6868
Added to database: 5/2/2026, 3:06:33 AM
Last enriched: 5/10/2026, 2:11:19 AM
Last updated: 6/16/2026, 6:11:11 AM
Views: 60
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