CVE-2021-39392 Information

Description

The management tool in MyLittleBackup up to and including 1.7 allows remote attackers to execute arbitrary code because machineKey is hardcoded (the same for all customers’ installations) in web.config and can be used to send serialized ASP code.

CVSS Vector

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

Reference

https://gist.github.com/omriinbar/65827626e63f15e3e50557e2d9d61281 http://www.mylittlebackup.com/mlb/zip/mlb_1.7.zip

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8