User Authentication Bypass in ManageEngine ADSelfService Plus
CVE-2021-20147

5.3MEDIUM

Key Information:

Vendor

Zohocorp
Status
Manageengine Adselfservice Plus
Vendor
CVE Published:
3 January 2022

What is CVE-2021-20147?

ManageEngine ADSelfService Plus prior to build 6116 contains a flaw in the UMCP operation of the ChangePasswordAPI. This vulnerability may allow an unauthenticated remote attacker to confirm the existence of a Windows domain user by exploiting observable discrepancies in API responses. This type of information leakage can pose significant risks to the security of user accounts and overall system integrity.

Affected Version(s)

ManageEngine ADSelfService Plus < 6116

References

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

EPSS Score

6% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.