CVE-2023-3656CWE-749CWE-94

Unauthenticated Remote Code Execution

Critical · published October 3, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
68.1
In the wild
Unconfirmed
What it is

🚨 An unauthenticated remote code execution vulnerability lurks in cashIT! devices, waiting for a crafty outsider to pounce! 🔥 Think of it like a restaurant with an open kitchen door — anyone passing by can just walk in and start cooking whatever they want, without any checks! This flaw allows attackers to execute arbitrary commands on affected devices through a publicly accessible HTTP endpoint, making it dangerously simple. If exploited, a malicious actor could gain complete control over your cashIT! devices. Imagine them accessing sensitive data, altering settings, or even shutting the system down entirely — an absolute nightmare scenario for any business relying on these systems!

Put simply

Think of it like a restaurant with an open kitchen door — anyone passing by can just walk in and start cooking whatever they want, without any checks! This flaw allows attackers to execute arbitrary commands on affected devices through a publicly accessible HTTP endpoint, making it dangerously simple. The vulnerability stems from a lack of authentication checks on an HTTP endpoint, allowing attackers to send crafted requests that the system will execute without verifying legitimacy. This can lead to remote code execution, potentially compromising the entire device and its data.

What to do

If exploited, a malicious actor could gain complete control over your cashIT! devices. Imagine them accessing sensitive data, altering settings, or even shutting the system down entirely — an absolute nightmare scenario for any business relying on these systems! Immediately assess your cashIT! devices, specifically those from PoS/Dienstleistung, Entwicklung & Vertrieb GmbH with versions up to 03.A06rks 2023.02.37. Patch to the latest firmware version as soon as possible to close this security gap, and consider implementing additional network segmentation to protect critical systems. You've got this! Take action now to secure your devices, and you'll be a security hero 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
CVSS v4.0
Not supplied
EPSS
0.01207 · 68.1th percentile
Weaknesses
CWE-749 · Exposed Dangerous Method or Function; CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2023-10-03T07:39Z
EPSS history
Timeline
  • 03 OCT 07:39Z
    Unauthenticated Remote Code Execution
    cvelistv5