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CVE-2025-8805— Open5GS SMF gsm-sm.c smf_gsm_state_wait_pfcp_deletion denial of service

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/smf/gsm-sm.c中函数smf_gsm_state_wait_pfcp_deletion导致拒绝服务，可能导致远程攻击。

CVSS 5.3 · Medium EPSS 0.73% · P51

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-8805

Vulnerability Information
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Vulnerability Title
Open5GS SMF gsm-sm.c smf_gsm_state_wait_pfcp_deletion denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in Open5GS up to 2.7.5. Affected by this issue is the function smf_gsm_state_wait_pfcp_deletion of the file src/smf/gsm-sm.c of the component SMF. The manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.7.6 is able to address this issue. The patch is identified as c58b8f081986aaf2a312d73a0a17985518b47fe6. It is recommended to upgrade the affected component.
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
不恰当的资源关闭或释放
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/smf/gsm-sm.c中函数smf_gsm_state_wait_pfcp_deletion导致拒绝服务，可能导致远程攻击。
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-2025-8805

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III. Intelligence Information for CVE-2025-8805

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Other References for CVE-2025-8805 (1)

Same Patch Batch · n/a · 2025-08-10 · 7 CVEs total

CVE-2025-8804 5.3 MEDIUM Open5GS AMF ngap_build_downlink_nas_transport assertion
CVE-2025-8803 5.3 MEDIUM Open5GS AMF gmm-sm.c gmm_state_exception denial of service
CVE-2025-8802 5.3 MEDIUM Open5GS SMF smf-sm.c smf_state_operational denial of service
CVE-2025-8801 5.3 MEDIUM Open5GS AMF gmm-sm.c gmm_state_exception denial of service
CVE-2025-8800 5.3 MEDIUM Open5GS AMF esm-handler.c esm_handle_pdn_connectivity_request denial of service
CVE-2025-8799 5.3 MEDIUM Open5GS AMF npcf-build.c amf_nsmf_pdusession_build_create_sm_context denial of service

IV. Related Vulnerabilities

Same product: Open5GS
Same vendor: n/a
Same weakness: CWE-404

V. Comments for CVE-2025-8805

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