CVE-2021-26727CWE-121CWE-94

spx_restservice SubNet_handler_func Multiple Command Injections and Stack-Based Buffer Overflows

Critical · published October 24, 2022

CVSS v3.1
10.0
EPSS
3%
Percentile
85.6
In the wild
Unconfirmed
What it is

🚨 Command injection and stack-based buffer overflows are lurking in the spx_restservice, allowing attackers to execute code with root privileges! 🔥 Think of it as a restaurant where anyone can walk in, change the menu, and make unauthorized orders — an absolute recipe for disaster! 🍽️ An attacker could exploit this vulnerability to gain full control over the server, wreaking havoc by executing arbitrary code. This means they could access sensitive data, modify configurations, or even take the whole system down! Absolutely devastating!

Put simply

Think of it as a restaurant where anyone can walk in, change the menu, and make unauthorized orders — an absolute recipe for disaster! 🍽️ This vulnerability arises from multiple command injection and stack-based buffer overflows in the SubNet_handler_func function of spx_restservice, letting attackers run commands as the root user without any authentication required.

What to do

An attacker could exploit this vulnerability to gain full control over the server, wreaking havoc by executing arbitrary code. This means they could access sensitive data, modify configurations, or even take the whole system down! Absolutely devastating! Immediately patch to firmware version 1.10.1 to close this gaping hole. Additionally, audit the code for any other potential command injections or buffer overflow vulnerabilities. Don't leave your systems exposed! You've got this! With a quick update and some code reviews, you can lock this down and keep your systems secure. 🛡️

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02653 · 85.6th percentile
Weaknesses
CWE-121 · Stack-based Buffer Overflow; CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2022-10-24T00:00Z
EPSS history
Timeline
  • 24 OCT 00:00Z
    spx_restservice SubNet_handler_func Multiple Command Injections and Stack-Based Buffer Overflows
    cvelistv5