BaseFortify

Publication date: 2025-10-15

Last updated on: 2025-10-21

Assigner: F5 Networks

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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-10-15

Last Modified

2025-10-21

Generated

2026-07-06

AI Q&A

2025-10-15

EPSS Evaluated

2026-07-05

NVD

CVE-2025-55036

Affected Vendors & Products

Vendor	Product	Version / Range
f5	big-ip_ssl_orchestrator	From 15.1.0 (inc) to 15.1.10.8 (exc)
f5	big-ip_ssl_orchestrator	From 16.1.0 (inc) to 16.1.6 (exc)
f5	big-ip_ssl_orchestrator	From 17.1.0 (inc) to 17.1.3 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-787	The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability occurs in BIG-IP SSL Orchestrator when the explicit forward proxy is configured on a virtual server with the proxy connect feature enabled. Under these conditions, certain undisclosed traffic can cause memory corruption in the system.

Impact Analysis

The vulnerability can lead to memory corruption, which may cause system instability, crashes, or potentially allow an attacker to disrupt service availability. This can impact the reliability and security of the affected system.

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