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CVE-2025-15418— Open5GS Bearer QoS IE Length types.c ogs_gtp2_parse_bearer_qos 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 2.7.6及之前版本存在安全漏洞，该漏洞源于对库文件lib/gtp/v2/types.c中函数ogs_gtp2_parse_bearer_qos的错误操作，可能导致拒绝服务攻击。

CVSS 3.3 · Low EPSS 0.19% · P8
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I. Basic Information for CVE-2025-15418

Vulnerability Information
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Vulnerability Title
Open5GS Bearer QoS IE Length types.c ogs_gtp2_parse_bearer_qos denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function ogs_gtp2_parse_bearer_qos in the library lib/gtp/v2/types.c of the component Bearer QoS IE Length Handler. Performing a manipulation results in denial of service. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The patch is named 4e913d21f2c032b187815f063dbab5ebe65fe83a. To fix this issue, it is recommended to deploy a patch.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/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 2.7.6及之前版本存在安全漏洞，该漏洞源于对库文件lib/gtp/v2/types.c中函数ogs_gtp2_parse_bearer_qos的错误操作，可能导致拒绝服务攻击。
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 cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-15418

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III. Intelligence Information for CVE-2025-15418

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Patches & Fixes for CVE-2025-15418 (1)

Vendor Advisories for CVE-2025-15418 (3)

Other References for CVE-2025-15418 (3)

Same Patch Batch · n/a · 2026-01-01 · 4 CVEs total

CVE-2025-15413 5.3 MEDIUM wasm3 m3_exec.h op_CallIndirect memory corruption
CVE-2025-15405 4.3 MEDIUM PHPEMS cross-site request forgery
CVE-2025-15417 3.3 LOW Open5GS GTPv2-C F-TEID s11-handler.c sgwc_s11_handle_create_session_request denial of serv

IV. Related Vulnerabilities

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

V. Comments for CVE-2025-15418

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