CVE-2021-44515KEV · OVERDUE

Zoho Desktop Central Authentication Bypass Vulnerability

Critical · published December 12, 2021

Patch now

Confirmed exploited, and the score agrees

CVSS calls it critical at 9.8. It is confirmed in active exploitation. It sits in the 100.0th percentile for exploit probability.

1765
days past CISA
deadline
CVSS v3.1
9.8
EPSS
100%
Percentile
100.0
In the wild
Confirmed
What it is

🚨 Zoho ManageEngine Desktop Central has a sneaky authentication bypass that lets attackers run code on the server! 🔥 Think of it like a hotel security system that lets someone sneak in through a side door, bypassing all the standard checks. Once inside, they can access any room without restriction, causing chaos in the process! This vulnerability allows attackers to remotely execute code on the server, enabling them to take control, steal sensitive data, or wreak havoc. The implications can be absolutely devastating for businesses relying on this software, leading to data breaches and operational disruptions.

Put simply

Think of it like a hotel security system that lets someone sneak in through a side door, bypassing all the standard checks. Once inside, they can access any room without restriction, causing chaos in the process! CVE-2021-44515 is an authentication bypass vulnerability in Zoho ManageEngine Desktop Central, allowing unauthorized access and remote code execution. Attackers exploit this flaw by bypassing normal authentication mechanisms, enabling them to execute malicious commands.

What to do

This vulnerability allows attackers to remotely execute code on the server, enabling them to take control, steal sensitive data, or wreak havoc. The implications can be absolutely devastating for businesses relying on this software, leading to data breaches and operational disruptions. To protect your systems, upgrade to version 10.1.2127.18 for Enterprise builds 10.1.2127.17 and earlier. For versions 10.1.2128.0 through 10.1.2137.2, patch to 10.1.2137.3. If you're on an MSP build that's affected, follow the same upgrade path to ensure security. You've got this! Follow these steps to secure your systems and keep those sneaky attackers at bay! 🛡️

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
0.99871 · 100.0th percentile
Published
2021-12-12T04:04Z
KEV added
2021-12-10 · due 2021-12-24
EPSS history
Timeline
  • 12 DEC 04:04Z
    Zoho ManageEngine Desktop Central is vulnerable to authentication bypass, leading to remote code execution on the server, as exploited in the wild in December…
    cvelistv5
  • 10 DEC 00:00Z
    Added to CISA KEV — remediate by Dec 24
    kev