4.3

CVE-2026-7779

Open5GS authentication-subscription Endpoint nudr-handler.c udm_nudr_dr_handle_subscription_authentication denial of service

A security flaw has been discovered in Open5GS up to 2.7.7. Affected is the function udm_nudr_dr_handle_subscription_authentication of the file /src/udm/nudr-handler.c of the component authentication-subscription Endpoint. Performing a manipulation results in denial of service. Remote exploitation of the attack is possible. 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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
Herstellern/a
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Produkt Open5GS
Version 2.7.0
Status affected
Version 2.7.1
Status affected
Version 2.7.2
Status affected
Version 2.7.3
Status affected
Version 2.7.4
Status affected
Version 2.7.5
Status affected
Version 2.7.6
Status affected
Version 2.7.7
Status affected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.36% 0.274
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
cna@vuldb.com 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
cna@vuldb.com 2.1 0 0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
cna@vuldb.com 4 8 2.9
AV:N/AC:L/Au:S/C:N/I:N/A:P
CWE-404 Improper Resource Shutdown or Release

The product does not release or incorrectly releases a resource before it is made available for re-use.

https://github.com/open5gs/open5gs/
https://github.com/open5gs/open5gs/issues/4418
https://vuldb.com/submit/806249
https://vuldb.com/vuln/360976
https://vuldb.com/vuln/360976/cti