CVE-2025-25774

MEDIUM EPSS 31.2%
Published Mar 12, 20251y ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Mar 12, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

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).

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
31.2% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-691

Affected Products 1

VendorProductVersionRange
open5gsopen5gs2.7.2any

References 3

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

Remediation

  • github.com https://github.com/open5gs/open5gs/commit/2e68706f1eea029d5172ccad946e78b352c031d0
    Patch