CVE-2026-1737

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.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/open5gs/open5gs/	Product
https://github.com/open5gs/open5gs/issues/4271	Exploit Issue Tracking Vendor Advisory
https://github.com/open5gs/open5gs/issues/4271#event-21968630023	Issue Tracking
https://github.com/open5gs/open5gs/issues/4271#issue-3795147720	Exploit Issue Tracking Vendor Advisory
https://vuldb.com/?ctiid.343636	Permissions Required VDB Entry
https://vuldb.com/?id.343636	Third Party Advisory VDB Entry
https://vuldb.com/?submit.741192	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-02 02:16

Updated : 2026-02-11 19:34

NVD link : CVE-2026-1737

Mitre link : CVE-2026-1737

CVE.ORG link : CVE-2026-1737

JSON object : View

Products Affected

open5gs

open5gs

CWE

CWE-617

Reachable Assertion

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El informe del problema est\u00e1 marcado como ya solucionado."}], "lastModified": "2026-02-11T19:34:45.060", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9C77332A-BAA3-4FE7-A237-B87F175C6F48", "versionEndIncluding": "2.7.6"}], "operator": "OR"}]}], "sourceIdentifier": "cna@vuldb.com"}