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CVE-2021-40539

Zoho ManageEngine ADSelfService Plus Authentication Bypass Vulnerability

Watch priority : UrgentCVSS 9.8 v3.1Exploited

Why this priority

?

Generic watch priority computed by public, versioned rules. It does not know your assets. See the glossary

  • Présent dans le catalogue CISA KEV (exploitation confirmée)

Description

Zoho ManageEngine ADSelfService Plus contains an authentication bypass vulnerability affecting the REST API URLs which allow for remote code execution.

Affected products

VendorProductVersions
ZohoManageEngineAll versions
n/an/a
  • n/a

Revision history

  1. Revision 3

  2. Revision 2

    Update : Affected versions changed

  3. Revision 1

    New record

Qualification

CVSS severity
?

Technical severity score between 0 and 10, with its version (3.1, 4.0). See the glossary

9.8 CRITICAL CVSS v3.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
KEV catalog
?

CISA catalog of vulnerabilities with confirmed exploitation. Absence from the catalog does not prove absence of exploitation. See the glossary

Listed
Exploitation
Confirmed
EPSS probability
?

Probability, between 0 and 1, that a vulnerability is exploited in the next 30 days, published daily by FIRST. Always dated. See the glossary

Unknown
Confidence
?

Quality of the sources behind the record. It is not a risk score. See the glossary

High

Priority rules, version 1

CISA KEV catalog

Added on
3 November 2021
Federal due date
17 November 2021
Required action
Apply updates per vendor instructions.
Ransomware use
Known

Record

Published on
7 September 2021
Weaknesses (CWE)
CWE-55, CWE-706

Sources

References

CVE-2021-40539 Zoho ManageEngine ADSelfService Plus Authentication Bypass Vulnerability · Avanguard TACTIC