CVE-2024-8963KEV · OVERDUECWE-22

Ivanti Cloud Services Appliance (CSA) Path Traversal Vulnerability

Critical · published September 19, 2024

Patch now

Confirmed exploited, and the score agrees

CVSS calls it critical at 9.4. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

743
days past CISA
deadline
CVSS v3.1
9.4
EPSS
99%
Percentile
99.9
In the wild
Confirmed
What it is

🚨 A sneaky path traversal flaw in Ivanti CSA means a remote attacker can access restricted areas without ever needing a password! 🔥 Think of it like a delivery driver who ignores the 'employees only' sign and strolls right into the back room of a restaurant, rummaging through sensitive information without anyone stopping them. 🍽️ The consequences are absolutely devastating: an attacker could gain access to critical functionality, potentially leading to data theft, unauthorized modifications, or even a full system compromise. This isn’t just a minor inconvenience—it’s a gaping hole that could let malicious actors take control and wreak havoc on your environment!

Put simply

Think of it like a delivery driver who ignores the 'employees only' sign and strolls right into the back room of a restaurant, rummaging through sensitive information without anyone stopping them. 🍽️ This path traversal vulnerability allows unauthenticated attackers to access restricted resources by manipulating the file directory traversal patterns, effectively bypassing security controls. It affects Ivanti Cloud Security Appliance versions prior to 4.6 Patch 519.

What to do

The consequences are absolutely devastating: an attacker could gain access to critical functionality, potentially leading to data theft, unauthorized modifications, or even a full system compromise. This isn’t just a minor inconvenience—it’s a gaping hole that could let malicious actors take control and wreak havoc on your environment! To stay safe, immediately patch to version 4.6 Patch 519 or later to close off this exploit. Regularly review your logging and monitoring to catch any suspicious activities, and implement stringent access controls to limit exposure. You've got this! With these steps, you’ll be well on your way to securing your environment and earning your security hero badge! 🛡️

The record
Technical detail
CVSS v3.1
9.4 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.98607 · 99.9th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2024-09-19T17:14Z
KEV added
2024-09-19 · due 2024-10-10
EPSS history
Timeline
  • 19 SEP 17:14Z
    Path Traversal in the Ivanti CSA before 4.6 Patch 519 allows a remote unauthenticated attacker to access restricted functionality
    cvelistv5
  • 19 SEP 00:00Z
    Added to CISA KEV — remediate by Oct 10
    kev