CVE-2026-1586

A flaw has been found in Open5GS up to 2.7.5. Impacted is the function ogs_gtp2_f_teid_to_ip of the file /sgwc/s11-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack may be performed from remote. The exploit has been published and may be used. It is advisable to implement a patch to correct this issue. 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/issues/4273	Exploit Issue Tracking Vendor Advisory
https://github.com/open5gs/open5gs/issues/4273#event-21968643659	Issue Tracking Exploit Vendor Advisory
https://github.com/open5gs/open5gs/issues/4273#issue-3796030721	Exploit Issue Tracking Vendor Advisory
https://vuldb.com/?ctiid.343349	Permissions Required VDB Entry
https://vuldb.com/?id.343349	Third Party Advisory VDB Entry
https://vuldb.com/?submit.738375	Third Party Advisory VDB Entry Exploit

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2026-01-29 13:15

Updated : 2026-02-02 18:43

NVD link : CVE-2026-1586

Mitre link : CVE-2026-1586

CVE.ORG link : CVE-2026-1586

JSON object : View

Products Affected

open5gs

open5gs

CWE

CWE-404

Improper Resource Shutdown or Release

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