CVE-2020-8349CWE-20

An internal security review has identified an unauthenticated remote code execution vulnerability in Cloud Networking Operating System (CNOS)’ optional REST…

Critical · published October 14, 2020

CVSS v3.1
9.8
EPSS
2%
Percentile
82.8
In the wild
Unconfirmed
What it is

🚨 An unauthenticated remote code execution vulnerability lurks in the Cloud Networking Operating System's REST API management interface! If enabled, this vulnerability could be a gateway for attackers. 🔥 Think of this like a VIP lounge at a concert that only some guests are supposed to access. If the bouncer doesn't check IDs and lets anyone in, it could turn into a wild free-for-all! An attacker could gain full control over your network environment, potentially executing any command they desire—think full access to sensitive configurations, data manipulation, and even a complete takeover of resources. This could be absolutely devastating for your operations!

Put simply

Think of this like a VIP lounge at a concert that only some guests are supposed to access. If the bouncer doesn't check IDs and lets anyone in, it could turn into a wild free-for-all! This vulnerability allows remote attackers to execute arbitrary code if the REST API management interface is enabled and improperly configured with access control lists that permit unauthorized access.

What to do

An attacker could gain full control over your network environment, potentially executing any command they desire—think full access to sensitive configurations, data manipulation, and even a complete takeover of resources. This could be absolutely devastating for your operations! Immediately upgrade to a non-vulnerable version of CNOS. If upgrading isn't an option, disable the REST API management interface or tightly restrict access using ACLs to only trusted management stations. This is crucial for your security! You've got this! With the right steps, you can keep your network safe and sound. 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02248 · 82.8th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2020-10-14T21:25Z
EPSS history
Timeline
  • 14 OCT 21:25Z
    An internal security review has identified an unauthenticated remote code execution vulnerability in Cloud Networking Operating System (CNOS)’ optional REST…
    cvelistv5