CVE-2022-42971CWE-434

A CWE-434: Unrestricted Upload of File with Dangerous Type vulnerability exists that could cause remote code execution when the attacker uploads a malicious…

Critical · published February 1, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
64.6
In the wild
Unconfirmed
What it is

🔥 An attacker can upload a malicious JSP file, and just like that, they have full remote code execution! This vulnerability lurks in the APC Easy UPS Online Monitoring Software, making it a significant risk. ⚡ Think of this vulnerability like a hotel that lets anyone check in without verifying their identity. If a rogue guest manages to slip past the front desk, they could wreak havoc by accessing sensitive areas and resources without any checks. This unrestricted file upload could lead to a complete system takeover! An attacker could run arbitrary code on the server, potentially compromising sensitive data and control over the entire environment. This is a recipe for disaster!

Put simply

Think of this vulnerability like a hotel that lets anyone check in without verifying their identity. If a rogue guest manages to slip past the front desk, they could wreak havoc by accessing sensitive areas and resources without any checks. CVE-2022-42971 is a vulnerability that allows for unrestricted file uploads of dangerous types, specifically JSP files. This flaw means that an attacker can upload malicious code which can then be executed on the server, leading to remote code execution.

What to do

This unrestricted file upload could lead to a complete system takeover! An attacker could run arbitrary code on the server, potentially compromising sensitive data and control over the entire environment. This is a recipe for disaster! Immediate action is crucial! Patch your APC Easy UPS Online Monitoring Software to version 2.5-GA or 2.5-GS or later to close this security gap. Regularly review and restrict file upload types to mitigate similar risks in the future. You've got this! Follow these steps, and you'll boost your security and keep your systems locked down tight! 🛡️

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
0.01071 · 64.6th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2023-02-01T00:00Z
EPSS history
Timeline
  • 01 FEB 00:00Z
    A CWE-434: Unrestricted Upload of File with Dangerous Type vulnerability exists that could cause remote code execution when the attacker uploads a malicious…
    cvelistv5