Vulnerability in Zohocorp Manageengine Adselfservice Plus
CVE-2021-20147
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.
EPSS: 0.069 (93.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Zohocorp Manageengine_adselfservice_plus — versions 6.1
- N/a Manageengine Adselfservice Plus — versions < 6116
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vulnreport@tenable.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-20147?
- CVE-2021-20147 is a medium-severity vulnerability in Zohocorp Manageengine Adselfservice Plus, classified under Observable Discrepancy. CVSS score: 5.3/10. Published 2022-01-03.
- How severe is CVE-2021-20147?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-20147 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.