CVE-2021-42786CWE-20

Remote Code Execution at AgentControllerServlet

Critical · published March 9, 2022

CVSS v3.1
9.8
EPSS
2%
Percentile
81.4
In the wild
Unconfirmed
What it is

🔥 If you think a user input is safe, think again! The SteelCentral AppInternals DSA is vulnerable to Remote Code Execution due to a lack of input validation on multiple API endpoints. ⚡️ Imagine a restaurant where the kitchen blindly follows any order without checking the ticket — one wrong instruction, and they could end up serving something totally unexpected! That's exactly what's happening here, allowing attackers to slip in harmful code without anyone noticing. An attacker could inject malicious payloads that would execute on the server, leading to unauthorized access and control over sensitive data. This is absolutely devastating as it could compromise the entire application and the data it handles, putting user information and system integrity at extreme risk.

Put simply

Imagine a restaurant where the kitchen blindly follows any order without checking the ticket — one wrong instruction, and they could end up serving something totally unexpected! That's exactly what's happening here, allowing attackers to slip in harmful code without anyone noticing. The vulnerability arises from insufficient input validation in the API requests of the SteelCentral AppInternals Dynamic Sampling Agent, allowing attackers to exploit it with crafted payloads that execute arbitrary code remotely.

What to do

An attacker could inject malicious payloads that would execute on the server, leading to unauthorized access and control over sensitive data. This is absolutely devastating as it could compromise the entire application and the data it handles, putting user information and system integrity at extreme risk. To mitigate this risk, immediately update the SteelCentral AppInternals DSA to the latest version where this vulnerability has been patched. Implement robust input validation and sanitation procedures across all API endpoints to prevent similar issues in the future. You've got this! Follow these steps and you'll be well on your way to securing your application! 🛡️

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
0.02086 · 81.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2022-03-09T16:51Z
EPSS history
Timeline
  • 09 MAR 16:51Z
    Remote Code Execution at AgentControllerServlet
    cvelistv5