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CVE-2021-37415

Zoho ManageEngine ServiceDesk Authentication Bypass

9.8 CRITICALActively exploited (CISA KEV)EPSS 99.8%
  1. Published1 Sept 2021
  2. Added to CISA KEV1 Dec 2021
  3. Remediation due15 Dec 2021
Actively exploited (CISA KEV)

Zoho ManageEngine ServiceDesk Plus before 11302 is vulnerable to authentication bypass that allows a few REST-API URLs without authentication

Added to KEV: 1 Dec 2021Federal remediation due: 15 Dec 2021

Description

Zoho ManageEngine ServiceDesk Plus before 11302 is vulnerable to authentication bypass that allows a few REST-API URLs without authentication.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Zohocorp Manageengine Servicedesk Plus11.0 · 11.1 · 11.2 · 11.3

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2021-37415 being actively exploited?

Yes. CVE-2021-37415 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 1 Dec 2021.

How severe is CVE-2021-37415?

CVE-2021-37415 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 99.8% probability of exploitation.

Which products are affected by CVE-2021-37415?

Affected products include Zohocorp Manageengine Servicedesk Plus.

How do I fix CVE-2021-37415?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2021-37415 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.