CVE-2023-33220CWE-121

Stack Buffer Overflow when checking some attributes during retrofit

Critical · published December 15, 2023

CVSS v3.1
9.1
EPSS
1%
Percentile
66.3
In the wild
Unconfirmed
What it is

🚨 A boundary check failure during firmware validation is all it takes to enable remote code execution on your device! 🔥 Think of this as a restaurant kitchen where the cooks are blindly filling pots without checking the capacity — eventually, it overflows and creates a huge mess! An attacker could exploit this vulnerability to execute arbitrary code, potentially taking control of the device entirely and wreaking havoc! This could lead to data breaches, system malfunctions, or worse, creating a backdoor for further malicious activities. 🤯

Put simply

Think of this as a restaurant kitchen where the cooks are blindly filling pots without checking the capacity — eventually, it overflows and creates a huge mess! This vulnerability arises from a stack-based buffer overflow during the retrofit validation process, where the firmware fails to properly check the boundaries before copying attributes, allowing for code execution.

What to do

An attacker could exploit this vulnerability to execute arbitrary code, potentially taking control of the device entirely and wreaking havoc! This could lead to data breaches, system malfunctions, or worse, creating a backdoor for further malicious activities. 🤯 Update the firmware to the latest version that addresses this overflow issue immediately. Consider implementing additional input validation checks to prevent similar vulnerabilities in the future. 🛡️ You've got this! Secure your devices and keep them safe from potential attacks! 💪✨

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.01137 · 66.3th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2023-12-15T11:32Z
EPSS history
Timeline
  • 15 DEC 11:32Z
    Stack Buffer Overflow when checking some attributes during retrofit
    cvelistv5