Vulnerability in N/a
CVE-2021-40539
Zoho ManageEngine ADSelfService Plus version 6113 and prior is vulnerable to REST API authentication bypass with resultant remote code execution.
EPSS: 0.944 (100.0th percentile) — read the EPSS interpretation.
Affected products
- N/a — versions n/a
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- www.manageengine.com (x_refsource_MISC)
- www.manageengine.com/products/self-service-password/kb/how-to-fix-authenticatio… (x_refsource_MISC)
- packetstormsecurity.com/files/165085/ManageEngine-ADSelfService-Plus-Authentica… (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-40539?
- CVE-2021-40539 is a vulnerability in N/a. Published 2021-09-07.
- Is CVE-2021-40539 known to be exploited?
- Yes. CVE-2021-40539 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 33 public proof-of-concept repositories are indexed.