Local Assertion Vulnerability in Open5GS AMF Service
CVE-2025-8698

4.8MEDIUM

Key Information:

Vendor

Open5GS

Status
Open5gs
Vendor
CVE Published:
7 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8698?

A vulnerability affecting Open5GS up to version 2.7.5 allows for a local attacker to exploit the AMF Service through a reachable assertion in the function amf_nsmf_pdusession_handle_release_sm_context. This flaw could potentially compromise system integrity. A patch has been made available (commit: 66bc558e417e70ae216ec155e4e81c14ae0ecf30). It is strongly recommended that users apply the patch to mitigate this risk immediately.

Affected Version(s)

Open5GS 2.7.0

Open5GS 2.7.1

Open5GS 2.7.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-8698 - Proof of Concept

References

https://vuldb.com/?id.319128
vdb-entrytechnical-description
https://vuldb.com/?ctiid.319128
signaturepermissions-required
https://vuldb.com/?submit.621282
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

SQ0409 (VulDB User)
.
CVE-2025-8698 : Local Assertion Vulnerability in Open5GS AMF Service