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Category:   Device (Router/Bridge/Hub)  >   F5 BIG-IP Vendors:   F5 Networks
F5 BIG-IP Policy Enforcement Manager (PEM) Content Insertion Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1040560
SecurityTracker URL:
CVE Reference:   CVE-2018-5503   (Links to External Site)
Date:  Mar 22 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 12.x, 13.x
Description:   A vulnerability was reported in F5 BIG-IP PEM. A remote user can cause denial of service conditions on the target system.

A remote user can create a specially crafted page that, when processed via a virtual server with an associated policy enforcement manager (PEM) policy that has a content insertion action, will cause the target Traffic Management Microkernel (TMM) to restart.

Impact:   A remote user can cause denial of service conditions.
Solution:   F5 has issued a fix (,

The F5 advisory is available at:

Vendor URL: (Links to External Site)
Cause:   State error

Message History:   None.

 Source Message Contents

[Original Message Not Available for Viewing]

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