CVE-2020-4682

IBM MQ 7.5, 8.0, 9.0, 9.1, 9.2 LTS, and 9.2 CD could allow a remote attacker to execute arbitrary code on the system, caused by an unsafe deserialization of…

High · published January 28, 2021

CVSS v3.0
8.1
EPSS
7%
Percentile
94.3
In the wild
Unconfirmed
What it is

⚡ An unsafe deserialization nightmare lurks in IBM MQ versions 7.5 to 9.2! One misstep, and a crafty attacker could run wild with arbitrary code execution! 🔥 Think of this vulnerability like a restaurant that accepts any food delivery without checking what's inside the boxes — a rogue chef could sneak in a dish that spoils the whole menu! If exploited, an attacker could execute arbitrary code on your system, potentially gaining full control. This could lead to data breaches, unauthorized access to sensitive information, or even the destruction of critical systems — absolutely devastating!

Put simply

Think of this vulnerability like a restaurant that accepts any food delivery without checking what's inside the boxes — a rogue chef could sneak in a dish that spoils the whole menu! This vulnerability stems from an unsafe deserialization of trusted data in IBM MQ, allowing attackers to inject and execute malicious code remotely.

What to do

If exploited, an attacker could execute arbitrary code on your system, potentially gaining full control. This could lead to data breaches, unauthorized access to sensitive information, or even the destruction of critical systems — absolutely devastating! To protect yourself, update to the latest version of IBM MQ as soon as possible. Implement strict input validation and consider adopting a security framework that monitors for such deserialization issues. Don't leave this hanging! You've got this! Following these steps will have your systems back on track in no time! 🛡️

The record
Technical detail
CVSS v3.0
8.1 · HIGH
Vector
CVSS:3.0/AC:H/I:H/S:U/C:H/UI:N/A:H/AV:N/PR:N/RL:O/RC:C/E:U
CVSS v4.0
Not supplied
EPSS
0.07245 · 94.3th percentile
Published
2021-01-28T12:55Z
EPSS history
Timeline
  • 28 JAN 12:55Z
    IBM MQ 7.5, 8.0, 9.0, 9.1, 9.2 LTS, and 9.2 CD could allow a remote attacker to execute arbitrary code on the system, caused by an unsafe deserialization of…
    cvelistv5