CVE-2025-8698 Details
Description
A vulnerability was found in Open5GS up to 2.7.5. It has been classified as problematic. Affected is the function amf_nsmf_pdusession_handle_release_sm_context of the file src/amf/nsmf-handler.c of the component AMF Service. The manipulation leads to reachable assertion. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The name of the patch is 66bc558e417e70ae216ec155e4e81c14ae0ecf30. It is recommended to apply a patch to fix this issue.
A reachable assertion vulnerability has been identified in Open5GS versions through 2.7.5, specifically within the AMF service's PDU session handling function. The issue arises from improper state validation during the release of session management context, particularly when the system is in security mode. This flaw can lead to a fatal assertion failure, causing crashes in the AMF service. The vulnerability can be exploited locally by sending malformed NAS messages, disrupting core network availability.
Users are advised to update to Open5GS version 2.7.6 or later, where this vulnerability has been fixed.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Aug 8, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/open5gs/open5gs/commit/66bc558e417e70ae216ec155e4e81c14ae0ecf30 | [email protected] | Product |
| https://github.com/open5gs/open5gs/issues/4012 | [email protected] | ExploitIssue TrackingThird Party Advisory |
| https://github.com/user-attachments/files/21356631/amf_nsmf_pdusession_handle_release_sm_context.zip | [email protected] | Not Applicable |
| https://vuldb.com/?ctiid.319128 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.319128 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.621282 | [email protected] | Third Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-617 | Reachable Assertion | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| open5gs open5gs | <= 2.7.5 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Aug 25, 2025 | Initial Analysis | [email protected] |
| Aug 7, 2025 | New CVE Received | [email protected] |