Denial of Service Vulnerability in Open5GS SMF Component
CVE-2025-8802

6.9MEDIUM

Key Information:

Vendor

Open5GS

Status
Open5gs
Vendor
CVE Published:
10 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8802?

A problematic vulnerability exists in the Open5GS software, specifically within the SMF component, which can be exploited to create a denial of service condition. This flaw arises due to improper handling of arguments in the smf_state_operational function, leading to instability. The attack can be executed remotely, putting systems at risk. Users are advised to upgrade to version 2.7.6 to close this security gap, as a patch has been made available. This vulnerability has been publicly disclosed and could potentially be exploited by malicious actors.

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-2025-8802 - Proof of Concept

References

https://vuldb.com/?id.319330
vdb-entrytechnical-description
https://vuldb.com/?ctiid.319330
signaturepermissions-required
https://vuldb.com/?submit.626122
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
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

lixxxiang (VulDB User)
.
CVE-2025-8802 : Denial of Service Vulnerability in Open5GS SMF Component