Anuko Time Tracker 1.19.23.5311 - No rate Limit on Password Reset functionality

#Exploit Title: Anuko Time Tracker 1.19.23.5311 - No rate Limit on Password Reset functionality
#Date: 2020-11-11
#Exploit Author: Mufaddal Masalawala
#Vendor Homepage: https://www.anuko.com/
#Software Link: https://www.anuko.com/time-tracker/index.htm
#Version: 1.19.23.5311
#Tested on: Kali Linux 2020.3
#CVE: CVE-2020-27423
#Proof Of Concept:
Anuko Time Tracker v1.19.23.5311 and prior, lacks rate limit on the
password reset module which allows attackers to perform Denial of Service
attack on any legitimate user's mailbox. Attacker could perform Denial of
Service on a legitimate user's mailbox
To exploit this vulnerability:

   1. Goto 'Password Reset' module and enter any user's login name
   2. Click on 'Reset Password' and capture this request.
   3. Replay this request n number of times.
   4. The victim receives a password reset email the number of times the
   request is replayed.