CVE-2019-12170 Information

Description

ATutor through 2.2.4 is vulnerable to arbitrary file uploads via the mods/_core/backups/upload.php (aka backup) component. This may result in remote command execution. An attacker can use the instructor account to fully compromise the system using a crafted backup ZIP archive. This will allow for PHP files to be written to the web root and for code to execute on the remote server.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://incidentsecurity.com/atutor-2-2-4-backup-remote-command-execution/ http://packetstormsecurity.com/files/153869/ATutor-2.2.4-Backup-Remote-Command-Execution.html https://github.com/fuzzlove/ATutor-Instructor-Backup-Arbitrary-File

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8