Vulnerability · Published Jan 3, 2022 · Assigned by tenable

CVE-2021-20147

Medium 5.3

In plain English

A medium-severity security flaw in ManageEngine ADSelfService Plus. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 7.1% (higher than 94% of all known vulnerabilities).

Severity (CVSS NVD)5.3Medium

Exploit odds (30 days)7.1%top 5.7% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

ManageEngine ADSelfService Plus below build 6116 contains an observable response discrepancy in the UMCP operation of the ChangePasswordAPI. This allows an unauthenticated remote attacker to determine whether a Windows domain user exists.

Affected products (as reported)

Vendor	Product	Versions
n/a	ManageEngine ADSelfService Plus	< 6116

References

https://www.tenable.com/security/research/tra-2021-52 x_refsource_MISC