CVE-2020-5811

medium
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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.

References

https://www.tenable.com/security/research/tra-2020-59

http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html

Details

Source: MITRE

Published: 2020-12-30

Updated: 2021-08-31

Type: CWE-22

Risk Information

CVSS v2

Base Score: 4

Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N

Impact Score: 2.9

Exploitability Score: 8

Severity: MEDIUM

CVSS v3

Base Score: 6.5

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

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:* versions up to 8.9.1 (inclusive)