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CVE-2025-46405— BIG-IP APM vulnerability

Quick assessment

Affected
F5 BIG-IP
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.

F5 BIG-IP APM是美国F5公司的一套访问和安全解决方案。该产品提供统一访问关键业务应用和网络的功能。 F5 BIG-IP APM存在安全漏洞，该漏洞源于配置网络访问时未正确处理特定流量，可能导致TMM终止。

CVSS 7.5 · High EPSS 0.34% · P27

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-46405

Vulnerability Information
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Vulnerability Title
BIG-IP APM vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
When Network Access is configured on a BIG-IP APM virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
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:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
F5 BIG-IP APM 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
F5 BIG-IP APM是美国F5公司的一套访问和安全解决方案。该产品提供统一访问关键业务应用和网络的功能。 F5 BIG-IP APM存在安全漏洞，该漏洞源于配置网络访问时未正确处理特定流量，可能导致TMM终止。
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
F5 BIG-IP 17.5.0 ~ * -

II. Public POCs for CVE-2025-46405

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III. Intelligence Information for CVE-2025-46405

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Same Patch Batch · F5 · 2025-08-13 · 6 CVEs total

CVE-2025-52585 7.5 HIGH BIG-IP Client SSL profile vulnerability
CVE-2025-54809 7.4 HIGH F5 Access for Android vulnerability
CVE-2025-48500 7.3 HIGH BIG-IP APM VPN web client for macOS vulnerability
CVE-2025-54500 5.3 MEDIUM HTTP/2 Vulnerability
CVE-2025-53859 3.7 LOW NGINX ngx_mail_smtp_module vulnerability

IV. Related Vulnerabilities

Same product: BIG-IP
Same vendor: F5
Same weakness: CWE-121