Description
GestSup versions before 3.2.62 fail to validate ticket ownership when loading comments via the threadedit parameter in thread.php. Authenticated attackers can enumerate sequential comment IDs to read private comments from other users' tickets without proper authorization checks.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
GestSup GestSup
Default version status: unaffected
0 to < 3.2.62affected
References
- https://gestsup.fr/index.php?page=changelog ↗
- https://gestsup.fr/index.php?page=download ↗
- https://gestsup.fr/index.php?page=download&channel=stable&version=3.2.62&type=patch ↗
- https://www.vulncheck.com/advisories/gestsup-before-3.2.62-private-ticket-comment-disclosure-via-threadedit-parameter ↗
- https://blog.spiizn.xyz/articles/remote-code-execution-turning-a-ticket-into-a-new-issue/ ↗