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CVE Vulnerability Details :
CVE-2021-47717
PUBLISHED
More InfoOfficial Page
Assigner-VulnCheck
Assigner Org ID-83251b91-4cc7-4094-a5c7-464a1b83ea10
View Known Exploited Vulnerability (KEV) details
Published At-09 Dec, 2025 | 20:40
Updated At-10 Dec, 2025 | 15:49
Rejected At-
▼CVE Numbering Authority (CNA)
IntelliChoice eFORCE Software Suite Username Enumeration

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.

Affected Products
Vendor
IntelliChoice
Product
IntelliChoice eFORCE Software Suite
Default Status
unaffected
Versions
Affected
  • 2.5.9.6
Problem Types
TypeCWE IDDescription
CWECWE-204CWE-204: Observable Response Discrepancy
Type: CWE
CWE ID: CWE-204
Description: CWE-204: Observable Response Discrepancy
Metrics
VersionBase scoreBase severityVector
4.06.9MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Version: 4.0
Base score: 6.9
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
finder
LiquidWorm as Gjoko Krstic of Zero Science Lab
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.exploit-db.com/exploits/50164
exploit
https://www.eforcesoftware.com
product
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5658.php
third-party-advisory
https://www.vulncheck.com/advisories/intellichoice-eforce-software-suite-username-enumeration
third-party-advisory
Hyperlink: https://www.exploit-db.com/exploits/50164
Resource:
exploit
Hyperlink: https://www.eforcesoftware.com
Resource:
product
Hyperlink: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5658.php
Resource:
third-party-advisory
Hyperlink: https://www.vulncheck.com/advisories/intellichoice-eforce-software-suite-username-enumeration
Resource:
third-party-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found