CVE-2026-10117: Denial of Service in Open5GS
A denial of service vulnerability exists in Open5GS versions up to 2. 7. 7 within the ogs_pool_id_calloc function in the /lib/sbi/nghttp2-server. c library. This issue can be triggered remotely by an attacker manipulating the vulnerable function, potentially causing the service to become unavailable. The vulnerability has a medium severity rating with a CVSS score of 5. 3. Although an exploit is publicly available, there is no confirmed patch or official remediation at this time.
AI Analysis
Technical Summary
CVE-2026-10117 describes a denial of service vulnerability in Open5GS up to version 2.7.7. The flaw resides in the ogs_pool_id_calloc function located in the /lib/sbi/nghttp2-server.c source file. Remote attackers can exploit this weakness by sending crafted input to cause a denial of service condition. The vulnerability has been publicly disclosed with an exploit available, but no official fix or patch has been documented in the provided data.
Potential Impact
Successful exploitation of this vulnerability can cause Open5GS to become unavailable due to denial of service. This could disrupt services relying on Open5GS, impacting network availability. There is no indication of privilege escalation, data disclosure, or integrity compromise from the provided information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. It is recommended to monitor official Open5GS channels for updates and apply any forthcoming patches promptly. Until a patch is available, consider limiting exposure of the affected service to untrusted networks if possible.
CVE-2026-10117: Denial of Service in Open5GS
Description
A denial of service vulnerability exists in Open5GS versions up to 2. 7. 7 within the ogs_pool_id_calloc function in the /lib/sbi/nghttp2-server. c library. This issue can be triggered remotely by an attacker manipulating the vulnerable function, potentially causing the service to become unavailable. The vulnerability has a medium severity rating with a CVSS score of 5. 3. Although an exploit is publicly available, there is no confirmed patch or official remediation at this time.
CVSS v4.0
Score 5.3medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-10117 describes a denial of service vulnerability in Open5GS up to version 2.7.7. The flaw resides in the ogs_pool_id_calloc function located in the /lib/sbi/nghttp2-server.c source file. Remote attackers can exploit this weakness by sending crafted input to cause a denial of service condition. The vulnerability has been publicly disclosed with an exploit available, but no official fix or patch has been documented in the provided data.
Potential Impact
Successful exploitation of this vulnerability can cause Open5GS to become unavailable due to denial of service. This could disrupt services relying on Open5GS, impacting network availability. There is no indication of privilege escalation, data disclosure, or integrity compromise from the provided information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. It is recommended to monitor official Open5GS channels for updates and apply any forthcoming patches promptly. Until a patch is available, consider limiting exposure of the affected service to untrusted networks if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-29T17:15:20.897Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a1adca4e29bf47b502c9e9b
Added to database: 5/30/2026, 12:48:36 PM
Last enriched: 5/30/2026, 1:03:26 PM
Last updated: 5/30/2026, 4:35:55 PM
Views: 6
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