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CVE-2026-2517

MEDIUM

5.3

Description

A security flaw has been discovered in Open5GS up to 2.7.6. This vulnerability affects the function ogs_gtp2_parse_tft in the library lib/gtp/v2/types.c of the component SMF. Performing a manipulation of the argument pf[0].content.length results in denial of service. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/15/2026

Last Modified2/18/2026

Sourcenvd

Honeypot Sightings0

Affected Products

open5gs:open5gs

Weaknesses (CWE)

CWE-404

References

https://github.com/open5gs/open5gs/(cna@vuldb.com)

https://github.com/open5gs/open5gs/issues/4281(cna@vuldb.com)

https://github.com/open5gs/open5gs/issues/4281#issue-3807802287(cna@vuldb.com)

https://vuldb.com/?ctiid.346108(cna@vuldb.com)

https://vuldb.com/?id.346108(cna@vuldb.com)

https://vuldb.com/?submit.738332(cna@vuldb.com)

IOC Correlations

No correlations recorded

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