Vulnerability Details CVE-2021-41714
In Tipask < 3.5.9, path parameters entered by the user are not validated when downloading attachments, a registered user can download arbitrary files on the Tipask server such as .env, /etc/passwd, laravel.log, causing infomation leakage.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 71.1%
CVSS Severity
CVSS v3 Score 7.7
CVSS v2 Score 4.0
References
- https://github.com/sdfsky/tipask/blob/c4e6aa9f6017c9664780570016954c0922d203b7/app/Http/Controllers/AttachController.php#L42
- https://github.com/sdfsky/tipask/commit/9b5f13d1708e9a5dc0959cb8a97be1c32b94ca69
- https://www.yuque.com/henry-weply/penetration/fza5hm
- https://github.com/sdfsky/tipask/blob/c4e6aa9f6017c9664780570016954c0922d203b7/app/Http/Controllers/AttachController.php#L42
- https://github.com/sdfsky/tipask/commit/9b5f13d1708e9a5dc0959cb8a97be1c32b94ca69
- https://www.yuque.com/henry-weply/penetration/fza5hm