Open5GS 2.7.6: Assertion Error Allows Remote Attack

Summary

A security weakness in Open5GS versions up to 2.7.6 can be exploited by hackers to access or disrupt the system remotely. This means an attacker can potentially take control of or crash the system. We recommend updating to a patched version of Open5GS as soon as possible to protect against this vulnerability.

What to do

No fix is available yet. Check with your software vendor for updates.

Affected software

Vendor	Product	Affected versions	Fix available
open5gs	open5gs	<= 2.7.6	–

Original title

A vulnerability was detected in Open5GS up to 2.7.6. The affected element is the function smf_gn_handle_create_pdp_context_request of the file /src/smf/gn-handler.c of the component SMF. The manipu...

Original description

A vulnerability was detected in Open5GS up to 2.7.6. The affected element is the function smf_gn_handle_create_pdp_context_request of the file /src/smf/gn-handler.c of the component SMF. The manipulation results in reachable assertion. It is possible to launch the attack 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.

nvd CVSS2.0 5.0

nvd CVSS3.1 7.5

nvd CVSS4.0 5.5

Vulnerability type

CWE-617

https://github.com/open5gs/open5gs/ Product
https://github.com/open5gs/open5gs/issues/4285 Exploit Issue Tracking Vendor Advisory
https://github.com/open5gs/open5gs/issues/4285#issue-3809055236 Exploit Issue Tracking Vendor Advisory
https://vuldb.com/?ctiid.346111 Permissions Required VDB Entry
https://vuldb.com/?id.346111 Third Party Advisory VDB Entry
https://vuldb.com/?submit.738342 Third Party Advisory VDB Entry