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CVE-2026-1737
5.3 MEDIUM
- CVSS version: 3.1
- Attack vector (AV):
- Attack complexity (AC):
- Privileges required (PR):
- User interaction (UI):
- Scope (S):
- Confidentiality impact (C):
- Integrity impact (I):
- Availability impact (A):
Open5GS CreateBearerRequest s5c-handler.c sgwc_s5c_handle_create_bearer_request assertion
A vulnerability was detected in Open5GS up to 2.7.6. The affected element is the function sgwc_s5c_handle_create_bearer_request of the file /src/sgwc/s5c-handler.c of the component CreateBearerRequest Handler. Performing a manipulation results in reachable assertion. Remote exploitation of the attack is possible. The exploit is now public and may be used. To fix this issue, it is recommended to deploy a patch. The issue report is flagged as already-fixed.
References
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VDB-343636 | Open5GS CreateBearerRequest s5c-handler.c sgwc_s5c_handle_create_bearer_request assertion vdb-entrytechnical-description
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Submit #741192 | Open5GS SGWC v2.7.6 Denial of Service third-party-advisory
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https://github.com/open5gs/open5gs/issues/4271 issue-tracking
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Affected products
Open5GS
- ==2.7.0
- ==2.7.3
- ==2.7.4
- ==2.7.1
- ==2.7.2
- ==2.7.5
- ==2.7.6
Matching in nixpkgs
pkgs.open5gs
4G/5G core network components
pkgs.open5gs-webui
4G/5G core network components
Package maintainers
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@Bot-wxt1221 Bot-wxt1221 <3264117476@qq.com>
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@xddxdd Yuhui Xu <b980120@hotmail.com>