What is GHSA-82mf-mmh7-hxp5?

GHSA-82mf-mmh7-hxp5 is a security advisory published by GitHub Security Advisories with Medium severity. Directory traversal in development mode handler in Vaadin 14 and 15-17

Why does GHSA-82mf-mmh7-hxp5 have no CVE ID yet?

GitHub Security Advisories published this advisory directly to customers before NVD assigned a CVE ID. This is the embargo-window disclosure pattern — vendors notify customers on day 0; NVD's public record follows days to weeks later.

What is the CVSS v3 score of GHSA-82mf-mmh7-hxp5?

GHSA-82mf-mmh7-hxp5 has a CVSS v3 base score of 5.9, published by GitHub Security Advisories.

Which products are affected by GHSA-82mf-mmh7-hxp5?

GHSA-82mf-mmh7-hxp5 affects 2 products, including: maven/com.vaadin:vaadin-bom:\u003e= 14.0.0, \u003c 14.4.3; maven/com.vaadin:vaadin-bom:\u003e= 15.0.0, \u003c 18.0.0.

GHSA-82mf-mmh7-hxp5MediumCVSS 5.9Disclosed before NVD

Directory traversal in development mode handler in Vaadin 14 and 15-17

Vendor

GitHub Security Advisories

Published

April 19, 2021

Last Modified

January 9, 2023

📋 Description

Improper URL validation in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.4.1 (Vaadin 14.0.0 through 14.4.2), and 3.0 prior to 5.0 (Vaadin 15 prior to 18) allows attacker to request arbitrary files stored outside of intended frontend resources folder.

https://vaadin.com/security/cve-2020-36321

🎯 Affected products2

maven/com.vaadin:vaadin-bom:>= 14.0.0, < 14.4.3
maven/com.vaadin:vaadin-bom:>= 15.0.0, < 18.0.0

🔗 References (3)

https://github.com/vaadin/platform/security/advisories/GHSA-82mf-mmh7-hxp5
https://vaadin.com/security/cve-2020-36321
https://github.com/advisories/GHSA-82mf-mmh7-hxp5