CVE-2023-20853CWE-502

aEnrich a+HRD - Deserialization of Untrusted Data

Critical · published April 27, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
62.1
In the wild
Unconfirmed
What it is

🚨 A remote attacker can exploit a sneaky deserialization vulnerability in aEnrich Technology's a+HRD, allowing them to execute arbitrary commands—no authentication required! 🔥 Think of it like a restaurant where anyone can send a fake order ticket to the kitchen, and the chefs start preparing whatever dish the attacker desires, completely bypassing the usual checks. This vulnerability lets hackers serve themselves whatever they want on the server! An attacker could wreak havoc; they might execute malicious commands that could steal sensitive data, disrupt service, or even take complete control of the system. The potential for damage is mind-blowingly serious, putting critical systems and data at risk!

Put simply

Think of it like a restaurant where anyone can send a fake order ticket to the kitchen, and the chefs start preparing whatever dish the attacker desires, completely bypassing the usual checks. This vulnerability lets hackers serve themselves whatever they want on the server! This vulnerability arises from the deserialization of untrusted data within the MSMQ asynchronous message process, allowing an unauthenticated attacker to run arbitrary system commands and perform unauthorized actions.

What to do

An attacker could wreak havoc; they might execute malicious commands that could steal sensitive data, disrupt service, or even take complete control of the system. The potential for damage is mind-blowingly serious, putting critical systems and data at risk! Immediate patching is crucial—update to the latest version of a+HRD to close this vulnerability. Additionally, review your logging and monitoring practices to detect any unusual activity or exploitation attempts. Don't forget to validate incoming data rigorously! You've got this! Act swiftly, and soon you'll have your defenses up and running strong! 🛡️

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
0.00986 · 62.1th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2023-04-27T00:00Z
EPSS history
Timeline
  • 27 APR 00:00Z
    aEnrich a+HRD - Deserialization of Untrusted Data
    cvelistv5