A security vulnerability has been detected in Open5GS up to 2.7.7. The affected element is the function yuarelparse in the library /lib/sbi/conv.c of the component NRF. Such manipulation of the argument hnrf-uri leads to denial of service. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

A security vulnerability has been detected in Open5GS up to 2.7.7. The impacted element is the function ogssbidiscoveryoptionparseplmnlist in the library /lib/sbi/conv.c of the component NRF. Such manipulation of the argument target-plmn-list leads to denial of service. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

A security flaw has been discovered in Open5GS up to 2.7.7. Affected by this issue is the function discoverhandler in the library /lib/sbi/nghttp2-server.c of the component NRF. The manipulation results in use after free. The attack can be launched 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.