CVE-2026-107166: Allocation of Resources in Open5GS
Description
A weakness has been identified in Open5GS up to 2.7.7. This vulnerability affects the function ogs_pfcp_xact_local_create of the file src/upf/gtp-path.c of the component GTP-U Receive Path. This manipulation causes allocation of resources. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 9ffc252482d9b03ac01abcedbe95497ff4f95dd0. It is recommended to apply a patch to fix this issue.
CVSS v4.0
Score 6.9medium
Affected software
Open5GS
pkg:github/open5gs/open5gscpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Open5GS (versions 2.7.0 through 2.7.7) affects the GTP-U Receive Path component's function ogs_pfcp_xact_local_create. The flaw causes improper allocation of resources, which can be triggered remotely without any privileges or user interaction. The presence of public exploit code increases the risk of exploitation. The issue is addressed by a patch referenced by commit 9ffc252482d9b03ac01abcedbe95497ff4f95dd0.
Potential Impact
Successful exploitation allows an unauthenticated remote attacker to cause resource allocation on the affected system, potentially leading to resource exhaustion or denial of service conditions. The CVSS 4.0 base score is 6.9 (medium severity), reflecting network attack vector, low complexity, no privileges required, no user interaction, and low impact on availability.
Mitigation Recommendations
A patch is available to remediate this vulnerability, identified by commit 9ffc252482d9b03ac01abcedbe95497ff4f95dd0. It is recommended to apply this patch to affected Open5GS versions 2.7.0 through 2.7.7 to eliminate the vulnerability. No vendor advisory content contradicts this recommendation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-10-07T11:26:59.363Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ac671242cdf04f65663be51
Added to database: 10/07/2026, 16:19:48 UTC
Last enriched: 10/07/2026, 16:33:21 UTC
Last updated: 10/07/2026, 22:34:01 UTC
Views: 11
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