An Insecure Direct Object Reference (IDOR) vulnerability in the Community Edition version 9.0 of openSIS Classic allows an unauthenticated remote attacker to access any student's files by visiting '/assets/studentfiles/<studentId>-<filename>'
The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
Link | Tags |
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https://github.com/OS4ED/openSIS-Classic | release notes |
https://www.os4ed.com/ | product |
https://github.com/dub-flow/vulnerability-research/tree/main/CVE-2023-38884 | vendor advisory |