CVE-2020-23574 Information

Description

When uploading a file in Sysax Multi Server 6.90 an authenticated user can modify the filename=\ parameter in the uploadfile_name1.htm form to a length of 368 or more bytes. This will create a buffer overflow condition causing the application to crash.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://www.hosaka.co.uk/2020/06/08/sysax-multi-server-buffer-overflow/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5