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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTQ5cjItNzNtNi1wcDhm

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

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.

Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: over 2 years ago
Updated: 8 months ago

CVSS Score: 5.9
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Identifiers: GHSA-49r2-73m6-pp8f, CVE-2020-36321

Affected Packages

Versions: >= 2.0.0, < 2.4.2, >= 3.0.0, < 5.0.0
Fixed in: 2.4.2, 5.0.0