Newgen Correspondence Management System (corms) eGov 12.0 - IDOR

# Exploit Title: Newgen Correspondence Management System (corms) eGov 12.0 - IDOR
# Date: 29 Dec 2020
# Exploit Author: ALI AL SINAN
# Vendor Homepage: https://newgensoft.com
# Software Link: https://newgensoft.com/solutions/industries/government/e-gov-office/
# Version: eGov 12.0
# Tested on: JBoss EAP 7
# CVE : CVE-2020-35737
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Description:

Correspondence management is the process of handling official incoming and outgoing correspondence in government agencies. The word “correspondence” in this context refers to physical letters, direct e-delivery, emails and faxes along with all their attachments that are received by the government agencies.

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Vulnerability:

Affected URL:
http://server/corms/dist/#/web/home/workdesk/inbox

Vulnerability Description:
user can manipulate parameter “UserIndex” in personal setting page. this parameter can allow un-authorized access to view or change other user's personal information.