CVE-2021-37417

CRITICAL

Zoho ManageEngine ADSelfService Plus < 6.1 - CAPTCHA Bypass via Improper Parameter Validation

Title source: llm
STIX 2.1

Description

Zoho ManageEngine ADSelfService Plus version 6103 and prior allows CAPTCHA bypass due to improper parameter validation.

References (1)

Core 1
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://blog.stmcyber.com/vulns/cve-2021-37417/

Scores

CVSS v3 9.8
EPSS 0.1857
EPSS Percentile 95.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-287
Status published
Products (2)
zohocorp/manageengine_adselfservice_plus 6.1 (5 CPE variants)
zohocorp/manageengine_adselfservice_plus < 6.1
Published Aug 30, 2021
Tracked Since Feb 18, 2026