Open5GS SGWC s11-handler.c ogs_gtp2_f_teid_to_ip denial of service_CVE-2026-1586

6.9 / 10

MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Description

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.

Basic Information

ID CVE-2026-1586

Source VulDB

Published Jan 29, 2026 at 12:32

Affected Product

Vendor n/a

Product Open5GS

Version 2.7.0

Affected Versions n/a Open5GS 2.7.0
n/a Open5GS 2.7.1
n/a Open5GS 2.7.2
n/a Open5GS 2.7.3
n/a Open5GS 2.7.4
n/a Open5GS 2.7.5

CWE Classification

CWE-404

References

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    "published": "2026-01-29T12:32:06.331Z",
    "modified": "2026-01-29T12:32:06.331Z",
    "type": "cve",
    "title": "Open5GS SGWC s11-handler.c ogs_gtp2_f_teid_to_ip denial of service",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.343349\nhttps://vuldb.com/?ctiid.343349\nhttps://vuldb.com/?submit.738375\nhttps://github.com/open5gs/open5gs/issues/4273\nhttps://github.com/open5gs/open5gs/issues/4273#event-21968643659\nhttps://github.com/open5gs/open5gs/issues/4273#issue-3796030721",
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    "cvss": {
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