CVE-2021-20148

Name: CVE-2021-20148
Creator: NVD / NIST
Published: 2022-01-03T22:15:08.56+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 1.12%

Last modified Jun 17, 2026

CVE-2021-20148 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. ManageEngine ADSelfService Plus below build 6116 stores the password policy file for each domain under the html/ web root with a predictable filename based on the domain name. When ADSSP is configured with multiple Windows domains, a user from one domain can obtain the password policy for another domain by authenticating to the service and then sending a request specifying the password policy file of the other domain.. EPSS estimates a 1.12% chance of exploitation in the next 30 days.

Description

ManageEngine ADSelfService Plus below build 6116 stores the password policy file for each domain under the html/ web root with a predictable filename based on the domain name. When ADSSP is configured with multiple Windows domains, a user from one domain can obtain the password policy for another domain by authenticating to the service and then sending a request specifying the password policy file of the other domain.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

1.12%

61.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-552

Affected Software

Vendor	Product	Versions
Zohocorp	Manageengine Adselfservice Plus	<= 6.0
Zohocorp	Manageengine Adselfservice Plus	6.1

References

https://www.tenable.com/security/research/tra-2021-52Exploit, Third Party Advisory
https://www.tenable.com/security/research/tra-2021-52Exploit, Third Party Advisory

Timeline

Published: Jan 3, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-20148?

How severe is CVE-2021-20148?

CVE-2021-20148 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.12% probability of exploitation in the next 30 days.

How do I fix CVE-2021-20148?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-20148?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST