SOL17528 - NTP vulnerability CVE-2015-7850

Vulnerability Recommended Actions

If you are running a version listed in the Versions known to be vulnerable column, you can eliminate this vulnerability by upgrading to a version listed in theVersions known to be not vulnerable column. If the table lists only an older version than what you are currently running, or does not list a non-vulnerable version, then no upgrade candidate currently exists.

A default configuration for the F5 products listed as vulnerable does not expose this vulnerability. To mitigate this vulnerability, do not enable remote configuration of NTP, and restrict access to NTP services (UDP port 123) on the management and self IP addresses.

Supplemental Information

• SOL9970: Subscribing to email notifications regarding F5 products
• SOL9957: Creating a custom RSS feed to view new and updated documents
• SOL4918: Overview of the F5 critical issue hotfix policy
• SOL4602: Overview of the F5 security vulnerability response policy
• SOL167: Downloading software and firmware from F5