CVE-2024-20767KEV · OVERDUECWE-284

ColdFusion | Improper Access Control (CWE-284)

High · published March 18, 2024

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.4. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

656
days past CISA
deadline
CVSS v3.1
7.4
EPSS
99%
Percentile
99.9
In the wild
Confirmed
What it is

🚨 An exposed admin panel is like leaving the door wide open for intruders! This Improper Access Control vulnerability in ColdFusion allows attackers to read any file on the server. ⚡ Think of it as a restaurant with a kitchen door unlocked – anyone can stroll in and grab the secret recipes without anyone noticing! This vulnerability lets attackers peek at or even alter sensitive files, all without breaking a sweat. The potential fallout? Absolutely devastating! An attacker could not only access private data but also modify critical system files, leading to data breaches or even a complete server compromise. Your entire server could become a playground for malicious actors if this vulnerability is exploited!

Put simply

Think of it as a restaurant with a kitchen door unlocked – anyone can stroll in and grab the secret recipes without anyone noticing! This vulnerability lets attackers peek at or even alter sensitive files, all without breaking a sweat. This vulnerability arises from improper access control in ColdFusion versions 2023.6, 2021.12 and earlier, allowing unauthorized file system reads once the admin panel is exposed to the internet.

What to do

The potential fallout? Absolutely devastating! An attacker could not only access private data but also modify critical system files, leading to data breaches or even a complete server compromise. Your entire server could become a playground for malicious actors if this vulnerability is exploited! To protect yourself, patch ColdFusion to the latest version immediately. Ensure that your admin panel is secured, ideally behind a VPN or at least with network restrictions. Regularly audit your file access controls to ensure sensitive data remains protected. You've got this! Implement these fixes, and you'll be back on track in no time. 🛡️

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.98514 · 99.9th percentile
Weakness
CWE-284 · Improper Access Control
Published
2024-03-18T11:43Z
KEV added
2024-12-16 · due 2025-01-06
EPSS history
Timeline
  • 16 DEC 00:00Z
    Added to CISA KEV — remediate by Jan 6
    kev
  • 18 MAR 11:43Z
    ColdFusion | Improper Access Control (CWE-284)
    cvelistv5