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CVE-2025-15684— Open5GS CER init.c diam_log_func 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组织开源的一个消息队列中间件。 Open5GS 2.7.6及之前版本存在异常处理不当漏洞，该漏洞源于CER Handler组件的lib/diameter/common/init.c文件中的diam_log_func函数存在可达断言，可能导致拒绝服务。

CVSS 5.3 · Medium EPSS 0.74% · P55

Affected Version Matrix 8

VendorProduct Version RangeStatus
n/a Open5GS 2.7.0 affected
2.7.1 affected
2.7.2 affected
2.7.3 affected
2.7.4 affected
2.7.5 affected
2.7.6 affected
2.7.7 unaffected
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I. Basic Information for CVE-2025-15684

Vulnerability Information
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Vulnerability Title
Open5GS CER init.c diam_log_func assertion
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in Open5GS up to 2.7.6. Affected is the function diam_log_func of the file lib/diameter/common/init.c of the component CER Handler. The manipulation results in reachable assertion. The attack can be executed remotely. The exploit is now public and may be used. Upgrading to version 2.7.7 is able to address this issue. The patch is identified as c1a803516a3c0485696cb9bcca7a80ad857c7383. It is advisable 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
可达断言
Source: CVE Program / CVE List V5
Vulnerability Title
Open5GS 异常处理不当漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open5GS是Open5GS组织开源的一个消息队列中间件。 Open5GS 2.7.6及之前版本存在异常处理不当漏洞，该漏洞源于CER Handler组件的lib/diameter/common/init.c文件中的diam_log_func函数存在可达断言，可能导致拒绝服务。
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-2025-15684

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III. Intelligence Information for CVE-2025-15684

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Patches & Fixes for CVE-2025-15684 (1)

Vendor Advisories for CVE-2025-15684 (1)

Proof of Concept for CVE-2025-15684 (1)

Vendor Pages for CVE-2025-15684 (1)

Other References for CVE-2025-15684 (2)

Same Patch Batch · n/a · 2026-08-12 · 14 CVEs total

CVE-2024-14044 6.3 MEDIUM Open5GS Diameter Rx pcrf-rx-path.c pcrf_rx_aar_cb buffer overflow
CVE-2025-15685 6.3 MEDIUM Open5GS freeDiameter memory corruption
CVE-2025-15686 4.3 MEDIUM Open5GS HSS Service fd_msg_sess_get denial of service
CVE-2025-15687 4.3 MEDIUM Open5GS SMF Diameter Gx Credit-Control-Answer smf_gx_cca_cb denial of service
CVE-2025-59326 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞
CVE-2025-59325 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞
CVE-2025-59327 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞
CVE-2025-59324 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞
CVE-2025-59321 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞
CVE-2025-59322 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞
CVE-2025-59323 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞
CVE-2025-59320 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞
CVE-2025-59319 CPSD CryptoPro Secure Disk for Bitlocker 安全漏洞

IV. Related Vulnerabilities

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