CVE-2023-41998CWE-434

Arcserve UDP Unauthenticated RCE

Critical · published November 27, 2023

CVSS v3.1
9.8
EPSS
15%
Percentile
96.8
In the wild
Unconfirmed
What it is

🚨 A single rogue file upload is all it takes for an attacker to take control! This Arcserve UDP vulnerability (CVE-2023-41998) lets bad actors execute arbitrary files through an unsecured interface. 🔥 Think of it like a restaurant that allows anyone to drop off their own dish in the kitchen without checking the ingredients — that could lead to a menu surprise that's anything but delightful! An attacker could potentially upload malicious files to the server, leading to unauthorized access and control over sensitive data or even the entire system. This could result in devastating data breaches or denial of service, jeopardizing the integrity of your operations. It's a critical situation that demands immediate attention!

Put simply

Think of it like a restaurant that allows anyone to drop off their own dish in the kitchen without checking the ingredients — that could lead to a menu surprise that's anything but delightful! This vulnerability resides in the com.ca.arcflash.rps.webservice.RPSService4CPMImpl interface of Arcserve UDP prior to version 9.2. It allows attackers to upload and execute arbitrary files, circumventing security protocols.

What to do

An attacker could potentially upload malicious files to the server, leading to unauthorized access and control over sensitive data or even the entire system. This could result in devastating data breaches or denial of service, jeopardizing the integrity of your operations. It's a critical situation that demands immediate attention! Immediate action is required! Upgrade Arcserve UDP to version 9.2 or later to patch this vulnerability. Additionally, review your file upload mechanisms and implement strict validation checks to prevent unauthorized access. You've got this! With these steps, you'll boost your security and keep your data safe. 🛡️

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
0.15274 · 96.8th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2023-11-27T16:50Z
EPSS history
Timeline
  • 27 NOV 16:50Z
    Arcserve UDP Unauthenticated RCE
    cvelistv5