CVE-2017-6711CWE-287

A vulnerability in the Ultra Automation Service (UAS) of the Cisco Ultra Services Framework could allow an unauthenticated, remote attacker to gain…

published July 6, 2017

CVSS
—
EPSS
2%
Percentile
74.8
In the wild
Unconfirmed
What it is

⚠️ An insecure default configuration is the key player here! This flaw in the Cisco Ultra Services Framework lets an unauthenticated remote attacker peek behind the curtain and access sensitive information. 🚨 Think of it like a restaurant with an open kitchen and no menu. Any passerby can stroll in, grab a chef's hat, and start cooking without anyone checking their credentials. That's what happens when the Apache ZooKeeper service isn’t secured properly! An attacker could waltz right in and access ZooKeeper data nodes, potentially influencing the system's high-availability features. This could lead to unauthorized modifications, affecting the overall stability of the service. It's a sneaky way to disrupt operations without raising any alarms!

Put simply

Think of it like a restaurant with an open kitchen and no menu. Any passerby can stroll in, grab a chef's hat, and start cooking without anyone checking their credentials. That's what happens when the Apache ZooKeeper service isn’t secured properly! This vulnerability arises from an insecure default configuration in the Apache ZooKeeper service within the Cisco Ultra Services Framework. It allows unauthorized, unauthenticated access to data nodes that hold critical system information.

What to do

An attacker could waltz right in and access ZooKeeper data nodes, potentially influencing the system's high-availability features. This could lead to unauthorized modifications, affecting the overall stability of the service. It's a sneaky way to disrupt operations without raising any alarms! To secure your system, update to Cisco Ultra Services Framework Releases 5.0.3 or 5.1 or later. Additionally, review your ZooKeeper configurations to ensure they are not left at their defaults, and apply best practices for securing access to sensitive services. You've got this! Follow these steps and you’ll be back on track in no time. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01555 · 74.8th percentile
Weakness
CWE-287 · Improper Authentication
Published
2017-07-06T00:00Z
EPSS history
Timeline
  • 06 JUL 00:00Z
    A vulnerability in the Ultra Automation Service (UAS) of the Cisco Ultra Services Framework could allow an unauthenticated, remote attacker to gain…
    cvelistv5