CVE-2020-5811 Information

Description

An authenticated path traversal vulnerability exists during package installation in Umbraco CMS <= 8.9.1 or current which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.

CVSS Vector

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

Reference

https://www.tenable.com/security/research/tra-2020-59 http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5