CVE-2023-41999CWE-287

Arcserve UDP Management Authentication Bypass

Critical · published November 27, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
72.8
In the wild
Unconfirmed
What it is

🚨 A sneaky authentication bypass lets attackers stroll into your Arcserve UDP management console without breaking a sweat! 🔥 Think of this vulnerability like an unauthorized guest who slips in through the front door of a party by making themselves look like a VIP. They can mingle, take control of the music, and even steal the snacks without anyone batting an eye! With this vulnerability, an attacker could gain full access to the management console and execute tasks that should be tightly guarded. This means they could manipulate backup jobs, alter configurations, or even wipe data — creating absolute chaos! The implications are serious: sensitive information and operational integrity are at stake.

Put simply

Think of this vulnerability like an unauthorized guest who slips in through the front door of a party by making themselves look like a VIP. They can mingle, take control of the music, and even steal the snacks without anyone batting an eye! This authentication bypass flaw in Arcserve UDP prior to version 9.2 allows unauthenticated attackers to obtain a valid authentication identifier, essentially granting them entry into the management console. It's like handing out keys to your office without checking who’s asking!

What to do

With this vulnerability, an attacker could gain full access to the management console and execute tasks that should be tightly guarded. This means they could manipulate backup jobs, alter configurations, or even wipe data — creating absolute chaos! The implications are serious: sensitive information and operational integrity are at stake. To protect your environment, immediately upgrade Arcserve UDP to version 9.2 or later. Additionally, review security practices and ensure that remote access is tightly controlled. Don't forget to monitor your systems for any unusual activity! You’ve got this! Following these steps will keep your systems safe and sound. 🛡️

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
0.01438 · 72.8th percentile
Weakness
CWE-287 · Improper Authentication
Published
2023-11-27T16:54Z
EPSS history
Timeline
  • 27 NOV 16:54Z
    Arcserve UDP Management Authentication Bypass
    cvelistv5