In SapphireIMS 5.0, it is possible to take over an account by sending a request to the Save_Password form as shown in POC. Notice that we do not require a JSESSIONID in this request and can reset any user’s password by changing the username to that user and password to base64(desired password).
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25566
Reference (s):
- https://vuln.shellcoder.party/2020/09/19/cve-2020-25566-sapphireims-unauthenticated-account-takeover/
- https://vuln.shellcoder.party/tags/sapphireims/