What’s Vulnerable › Vulnerabilities

CVE-2025-25774

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-03-12 · updated 2026-06-17
• Weakness: CWE-691

Description

An issue was discovered in Open5GS v2.7.2. When a UE switches between two gNBs and sends a handover request at a specific time, it may cause an exception in the AMF's internal state machine, leading to an AMF crash and resulting in a Denial of Service (DoS).

Affected products

• Open5GS: 2.7.2

References

• https://github.com/guoweifk/BugReport/blob/main/Open5GS%20AMF%20Denial%20of%20Service%20via%20GMM%20State%20Handling%20in%20Handover
• https://github.com/open5gs/open5gs/commit/2e68706f1eea029d5172ccad946e78b352c031d0
• https://github.com/open5gs/open5gs/issues/3671

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