CVE Vulnerability

CVE-2021-39392

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://gist.github.com/omriinbar/65827626e63f15e3e50557e2d9d61281 Third Party Advisory
http://www.mylittlebackup.com/mlb/zip/mlb_1.7.zip Broken Link
Configurations

Configuration 1

cpe:2.3:a:mylittletools:mylittlebackup:*:*:*:*:*:*:*:*
Information

Published : 2021-09-15 05:15

Updated : 2021-10-07 05:55

NVD link : CVE-2021-39392

Mitre link : CVE-2021-39392

Products Affected
No products.
CWE
CWE-502

Deserialization of Untrusted Data