CVE-2024-20424CWE-78

A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software, formerly Firepower Management Center Software…

Critical · published October 23, 2024

CVSS v3.1
9.9
EPSS
1%
Percentile
60.4
In the wild
Unconfirmed
What it is

🚨 A sneaky input validation flaw in Cisco's Secure Firewall Management Center could let attackers execute commands as the 'root' — the ultimate boss of the system! 🔥 Think of it like a hotel where an authenticated guest discovers they can access the master key cabinet. Instead of just their own room, they can waltz into any part of the hotel and do whatever they please! If exploited, a malicious actor could take complete control of the underlying operating system, potentially compromising the security of associated Cisco Firepower Threat Defense devices. This could lead to devastating data breaches, unauthorized access, and even complete network takeover, putting sensitive information and infrastructure at serious risk.

Put simply

Think of it like a hotel where an authenticated guest discovers they can access the master key cabinet. Instead of just their own room, they can waltz into any part of the hotel and do whatever they please! The vulnerability is rooted in insufficient input validation for certain HTTP requests within the web-based management interface, allowing an authenticated attacker to craft tailored requests that execute arbitrary commands with root privileges.

What to do

If exploited, a malicious actor could take complete control of the underlying operating system, potentially compromising the security of associated Cisco Firepower Threat Defense devices. This could lead to devastating data breaches, unauthorized access, and even complete network takeover, putting sensitive information and infrastructure at serious risk. Immediately apply the latest security updates from Cisco to mitigate this vulnerability. Ensure that only trusted users with necessary roles have access to the management interface. Regularly review user permissions and implement strong credential policies to minimize risk. You’ve got this! By taking these steps, you’ll help fortify your systems and keep those pesky attackers at bay! 🛡️

The record
Technical detail
CVSS v3.1
9.9 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00935 · 60.4th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2024-10-23T17:46Z
EPSS history
Timeline
  • 23 OCT 17:46Z
    A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software, formerly Firepower Management Center Software…
    cvelistv5