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CVE-2025-9405— Open5GS gmm-sm.c gmm_state_exception assertion

Quick assessment

Affected
n/a Open5GS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Open5GS是Open5GS开源的一个 5G Core 和 Epc 的 C 语言开源实现，即 Lte/Nr 网络的核心网络。 Open5GS 2.7.5及之前版本存在安全漏洞，该漏洞源于文件src/amf/gmm-sm.c中gmm_state_exception函数存在可达断言。

CVSS 5.3 · Medium EPSS 0.63% · P48

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-9405

Vulnerability Information
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Vulnerability Title
Open5GS gmm-sm.c gmm_state_exception assertion
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in Open5GS up to 2.7.5. The impacted element is the function gmm_state_exception of the file src/amf/gmm-sm.c. The manipulation results in reachable assertion. It is possible to launch the attack remotely. The exploit has been released to the public and may be exploited. The patch is identified as 8e5fed16114f2f5e40bee1b161914b592b2b7b8f. Applying a patch is advised to resolve this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可达断言
Source: CVE Program / CVE List V5
Vulnerability Title
Open5GS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open5GS是Open5GS开源的一个 5G Core 和 Epc 的 C 语言开源实现，即 Lte/Nr 网络的核心网络。 Open5GS 2.7.5及之前版本存在安全漏洞，该漏洞源于文件src/amf/gmm-sm.c中gmm_state_exception函数存在可达断言。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- Open5GS 2.7.0 -

II. Public POCs for CVE-2025-9405

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III. Intelligence Information for CVE-2025-9405

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Other References for CVE-2025-9405 (1)

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Showing top 20 of 36 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Open5GS
Same vendor: n/a
Same weakness: CWE-617

V. Comments for CVE-2025-9405

Anonymous User
2025-08-25 09:40:18

katana

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