Description
The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password reset tokens, which makes it easier for remote attackers to reset arbitrary user passwords by leveraging knowledge of a user name and the current system time.
References
- http://haxx.ml/post/141655340521/all-your-meetings-are-belong-to-us-remote-code
- http://packetstormsecurity.com/files/136432/Apache-OpenMeetings-3.1.0-MD5-Hashing.html
- https://www.apache.org/dist/openmeetings/3.1.1/CHANGELOG
- 20160325 [CVE-2016-0783] Predictable password reset token mailing-list
- http://openmeetings.apache.org/security.html