CVE-2021-47717 - CVE House
Back to Database
Status published Medium CVE-2021-47717

IntelliChoice eFORCE Software Suite Username Enumeration

Vulnerability Description

IntelliChoice eFORCE Software Suite 2.5.9 contains a username enumeration vulnerability that allows attackers to enumerate valid users by exploiting the 'ctl00$MainContent$UserName' POST parameter. Attackers can send requests with valid usernames to retrieve user information.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-47717

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • LiquidWorm as Gjoko Krstic of Zero Science Lab

Affected Vendor

IntelliChoice

View all reports →

Affected Software

IntelliChoice eFORCE Software Suite
Vulnerable Versions:
2.5.9.6

Timeline

Official Publish: December 9th, 2025
Last Modified: April 7th, 2026
Added to House: July 21st, 2026

CVSS Vectors

Weaknesses (CWE)

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.