CVE-2022-26809

Remote Procedure Call Runtime Remote Code Execution Vulnerability

Critical · published April 15, 2022

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.8th percentile for exploit probability.

CVSS v3.1
9.8
EPSS
91%
Percentile
99.8
In the wild
Unconfirmed
What it is

🔥 This remote code execution vulnerability in the RPC Runtime lets an attacker execute arbitrary code as if they were the user themselves—pretty scary stuff! 😱 Think of it like a restaurant where a customer can not only place an order but also step into the kitchen and cook whatever they want! In this case, the RPC Runtime is the kitchen, and without proper checks, anyone can serve their dish of malicious code. An attacker could take complete control of affected systems, leading to unauthorized data access, system manipulation, or even total system compromise. This isn’t just a minor breach; it’s potentially devastating for your network and data integrity! 🔥

Put simply

Think of it like a restaurant where a customer can not only place an order but also step into the kitchen and cook whatever they want! In this case, the RPC Runtime is the kitchen, and without proper checks, anyone can serve their dish of malicious code. CVE-2022-26809 allows remote execution of code due to insufficient input validation in the RPC Runtime, enabling attackers to send specially crafted requests that the server processes as legitimate commands.

What to do

An attacker could take complete control of affected systems, leading to unauthorized data access, system manipulation, or even total system compromise. This isn’t just a minor breach; it’s potentially devastating for your network and data integrity! 🔥 Patch your systems immediately to the latest version provided by your vendor to close this vulnerability. Additionally, review your network configurations and apply strict access controls to limit exposure. Regularly audit your systems for any unusual activity! You've got this! Follow these steps and you'll be on your way to security hero status in no time! 🛡️

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/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.90961 · 99.8th percentile
Published
2022-04-15T19:04Z
EPSS history
Timeline
  • 15 APR 19:04Z
    Remote Procedure Call Runtime Remote Code Execution Vulnerability
    cvelistv5