CVE-2023-4299CWE-836

Digi RealPort Protocol Use of Password Hash Instead of Password for Authentication

Critical · published August 31, 2023

CVSS v3.1
9.0
EPSS
1%
Percentile
51.8
In the wild
Unconfirmed
What it is

🚨 A replay attack on Digi RealPort Protocol can let attackers waltz right past authentication, like a VIP slipping in through a backdoor! 🔥 Think of it like an event with a strict guest list, but someone sneaks in by reusing an old invitation — the host never checks the date! This vulnerability allows an attacker to exploit the system's trust, gaining unauthorized access to connected equipment without any hassle. The consequences could be absolutely devastating! An attacker could gain control over critical connected devices, potentially leading to unauthorized data access, manipulation, or even control of essential services.

Put simply

Think of it like an event with a strict guest list, but someone sneaks in by reusing an old invitation — the host never checks the date! This vulnerability allows an attacker to exploit the system's trust, gaining unauthorized access to connected equipment without any hassle. This vulnerability in the Digi RealPort Protocol enables replay attacks where an attacker can capture authentication tokens and reuse them to bypass authentication mechanisms, granting them unauthorized access to connected equipment.

What to do

The consequences could be absolutely devastating! An attacker could gain control over critical connected devices, potentially leading to unauthorized data access, manipulation, or even control of essential services. To mitigate this risk, immediately patch to the latest version of the Digi RealPort Protocol. Additionally, implement measures to validate and timestamp authentication tokens to prevent replay attacks. Regularly review access controls to ensure only authorized users have access. You've got this! Follow these steps, and you'll enhance your security in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00680 · 51.8th percentile
Weakness
CWE-836 · Use of Password Hash Instead of Password for Authentication
Published
2023-08-31T20:45Z
EPSS history
Timeline
  • 31 AUG 20:45Z
    Digi RealPort Protocol Use of Password Hash Instead of Password for Authentication
    cvelistv5