Description
A vulnerability was detected in Open5GS up to 2.7.7. This affects an unknown function in the library /lib/sbi/message.c of the component NRF. Performing a manipulation of the argument service-names/snssais results in denial of service. The attack is possible to be carried out remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
References (6)
Core 6
Core References
Vdb Entry, Technical Description vdb-entry
technical-description
VDB-364318 | Open5GS NRF message.c denial of service
https://vuldb.com/vuln/364318
Signature, Permissions Required signature
permissions-required
VDB-364318 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/364318/cti
Third Party Advisory third-party-advisory
Submit #808512 | Open5gs NRF v2.7.7 Denial of Service
https://vuldb.com/submit/808512
Third Party Advisory third-party-advisory
Submit #808513 | Open5gs NRF v2.7.7 Denial of Service (Duplicate)
https://vuldb.com/submit/808513
Exploit exploit
issue-tracking
https://github.com/open5gs/open5gs/issues/4460
Product product
https://github.com/open5gs/open5gs/
Scores
CVSS v3
4.3
EPSS
0.0039
EPSS Percentile
30.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-404
Status
published
Products (9)
None/Open5GS
2.7.0
None/Open5GS
2.7.1
None/Open5GS
2.7.2
None/Open5GS
2.7.3
None/Open5GS
2.7.4
None/Open5GS
2.7.5
None/Open5GS
2.7.6
None/Open5GS
2.7.7
open5gs/open5gs
< 2.7.7
Published
May 17, 2026
Tracked Since
May 17, 2026