CVE-2016-5700

Virtual servers in F5 BIG-IP systems 11.5.0, 11.5.1 before HF11, 11.5.2, 11.5.3, 11.5.4 before HF2, 11.6.0 before HF8, 11.6.1 before HF1, 12.0.0 before HF4…

published October 3, 2016

CVSS
—
EPSS
6%
Percentile
93.6
In the wild
Unconfirmed
What it is

⚠️ A clever attacker can twist system configurations like a skilled magician pulling a rabbit out of a hat! 🎩 This vulnerability in F5 BIG-IP systems is a sneaky opportunity waiting to be exploited! Think of the HTTP Explicit Proxy like a front desk at a hotel, where guests check in requests for all sorts of services. If the desk staff doesn’t verify who's requesting what, they could hand over keys to the entire building — that’s what this vulnerability allows! Imagine a remote assailant slipping past the front desk and rummaging through sensitive files or even changing the entire hotel layout on a whim—absolutely devastating! They could modify configurations, read system files, and who knows, maybe even execute arbitrary code to take control of the whole system!

Put simply

Think of the HTTP Explicit Proxy like a front desk at a hotel, where guests check in requests for all sorts of services. If the desk staff doesn’t verify who's requesting what, they could hand over keys to the entire building — that’s what this vulnerability allows! This vulnerability allows remote attackers to manipulate the system configuration and access sensitive files on F5 BIG-IP systems configured with the HTTP Explicit Proxy or SOCKS profile, creating a potential pathway for arbitrary code execution.

What to do

Imagine a remote assailant slipping past the front desk and rummaging through sensitive files or even changing the entire hotel layout on a whim—absolutely devastating! They could modify configurations, read system files, and who knows, maybe even execute arbitrary code to take control of the whole system! To protect your systems, ensure you're using updated versions of F5 BIG-IP, specifically patch to HF11 for versions 11.5.1 and below, HF2 for 11.5.4, HF8 for 11.6.0, HF1 for 11.6.1, HF4 for 12.0.0, and HF2 for 12.1.0. Regularly monitor system configurations for unexpected changes and enable logging to keep an eye on unusual activities. You've got this! With these updates, you'll have your defenses locked tighter than a safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.06422 · 93.6th percentile
Published
2016-10-03T16:00Z
EPSS history
Timeline
  • 03 OCT 16:00Z
    Virtual servers in F5 BIG-IP systems 11.5.0, 11.5.1 before HF11, 11.5.2, 11.5.3, 11.5.4 before HF2, 11.6.0 before HF8, 11.6.1 before HF1, 12.0.0 before HF4…
    cvelistv5