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CVE-2025-15685— Open5GS freeDiameter memory corruption

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 2.7.1及之前版本存在缓冲区错误漏洞，该漏洞源于freeDiameter组件存在内存损坏问题，可能导致远程攻击。

CVSS 6.3 · Medium EPSS 0.28% · P21

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
n/a Open5GS 2.7.0 affected
2.7.1 affected
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I. Basic Information for CVE-2025-15685

Vulnerability Information
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Vulnerability Title
Open5GS freeDiameter memory corruption
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in Open5GS up to 2.7.1. Affected by this vulnerability is an unknown functionality of the component freeDiameter. This manipulation causes memory corruption. The attack is possible to be carried out remotely.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Open5GS 缓冲区错误漏洞
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 2.7.1及之前版本存在缓冲区错误漏洞，该漏洞源于freeDiameter组件存在内存损坏问题，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 cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-15685

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2025-15685

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Vendor Advisories for CVE-2025-15685 (1)

Security Blog Posts for CVE-2025-15685 (1)

Other References for CVE-2025-15685 (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-2025-15684 5.3 MEDIUM Open5GS CER init.c diam_log_func assertion
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-119