PT-2020-18728 · Umbraco · Umbraco Cms

Evan Grant · Published 2020-12-30 · Updated 2021-10-18 · CVE-2020-5811

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Umbraco CMS versions prior to 8.9.2

Description An authenticated path traversal issue exists during package installation, potentially allowing arbitrary files to be written outside expected paths when installing an Umbraco package.

Recommendations For Umbraco CMS versions prior to 8.9.2, update to version 8.9.2 or later to resolve the issue.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2020-5811

GHSA-936X-WGQV-HHGQ

Affected Products

Umbraco Cms

References · 6

• 🔥 http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html · Exploit
• 🔥 https://tenable.com/security/research/tra-2020-59 · Exploit
• 🔥 https://exploit-db.com/exploits/50241 · Exploit
• https://osv.dev/vulnerability/CVE-2020-5811 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-936x-wgqv-hhgq · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-5811 · Security Note