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CVE-2022-28987 – User enumeration vulnerability

Vulnerability Details
Severity Low
CVE ID CVE-2022-28987
Affected software versions Builds 6201 and below
Fixed version Build 6202
Fixed on June 27, 2022


CVE-2022-28987 refers to a security vulnerability reported in ManageEngine ADSelfService Plus that allowed an attacker to identify existing valid users in the domain through user enumeration using product login API.

We have now released ADSelfService Plus build 6202 that fixes the issue as follows:

  • A setting to prevent user enumeration has now been provided under the Login Settings module. When this setting is enabled, a mock MFA process is initiated thus preventing the attacker from identifying valid users.


This issue allowed the attacker to identify valid users in the organization.

Steps to upgrade

Update your ADSelfService Plus instance to 6202 using the service pack.


This issue was reported by Metin Yunus Kandemir through the Zoho BugBounty program.

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