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CVE-2025-55036— BIG-IP SSL Orchestrator 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和F5 SSL Orchestrator都是美国F5公司的产品。F5 BIG-IP是一款集成了网络流量管理、应用程序安全管理、负载均衡等功能的应用交付平台。F5 SSL Orchestrator是一套为SSL基础设施设计的一体化设备解决方案该产品提供基于策略的动态解密、加密和流量控制等功能。 F5 BIG-IP和F5 SSL Orchestrator存在缓冲区错误漏洞，该漏洞源于显式转发代理配置不当，可能导致内存损坏。

CVSS 7.5 · High EPSS 0.35% · P26

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-55036

Vulnerability Information
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Vulnerability Title
BIG-IP SSL Orchestrator vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
When BIG-IP SSL Orchestrator explicit forward proxy is configured on a virtual server and the proxy connect feature is enabled, undisclosed traffic may cause memory corruption.  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
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
F5 BIG-IP和F5 SSL Orchestrator 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
F5 BIG-IP和F5 SSL Orchestrator都是美国F5公司的产品。F5 BIG-IP是一款集成了网络流量管理、应用程序安全管理、负载均衡等功能的应用交付平台。F5 SSL Orchestrator是一套为SSL基础设施设计的一体化设备解决方案该产品提供基于策略的动态解密、加密和流量控制等功能。 F5 BIG-IP和F5 SSL Orchestrator存在缓冲区错误漏洞，该漏洞源于显式转发代理配置不当，可能导致内存损坏。
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-2025-55036

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III. Intelligence Information for CVE-2025-55036

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Same Patch Batch · F5 · 2025-10-15 · 44 CVEs total

CVE-2025-53521 9.8 CRITICAL BigIP APM Vulnerability
CVE-2025-53868 8.7 HIGH BIG-IP SCP and SFTP vulnerability
CVE-2025-57780 7.8 HIGH F5OS Vulnerability
CVE-2025-61955 7.8 HIGH F5OS vulnerability
CVE-2025-61974 7.5 HIGH BIG-IP SSL/TLS vulnerability
CVE-2025-53474 7.5 HIGH BIG-IP iRules vulnerability
CVE-2025-58120 7.5 HIGH BIG-IP Next (CNF, SPK, and Kubernetes) vulnerability
CVE-2025-54479 7.5 HIGH BIG-IP PEM vulnerability
CVE-2025-53856 7.5 HIGH TMM vulnerability
CVE-2025-61951 7.5 HIGH BIG-IP DTLS 1.2 Vulnerability
CVE-2025-59778 7.5 HIGH VELOS partition container network vulnerability
CVE-2025-41430 7.5 HIGH BIG-IP SSL Orchestrator vulnerability
CVE-2025-61938 7.5 HIGH BIG-IP Advanced WAF and ASM bd process vulnerability
CVE-2025-59781 7.5 HIGH BIG-IP DNS cache vulnerability
CVE-2025-46706 7.5 HIGH BIG-IP iRules vulnerability
CVE-2025-48008 7.5 HIGH BIG-IP MPTCP vulnerability
CVE-2025-55669 7.5 HIGH BIG-IP HTTP/2 vulnerability
CVE-2025-60016 7.5 HIGH BIG-IP SSL/TLS vulnerability
CVE-2025-59478 7.5 HIGH BIG-IP AFM DoS protection profile vulnerability
CVE-2025-61990 7.5 HIGH TMM vulnerability

Showing top 20 of 44 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: BIG-IP
Same vendor: F5
Same weakness: CWE-787

V. Comments for CVE-2025-55036

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