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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.

Permalink: https://github.com/advisories/GHSA-49r2-73m6-pp8f
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTQ5cjItNzNtNi1wcDhm
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: over 3 years ago
Updated: over 1 year 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
References: Repository: https://github.com/vaadin/flow
Blast Radius: 12.4

Affected Packages

maven:com.vaadin:flow-server
Dependent packages: 91
Dependent repositories: 128
Downloads:
Affected Version Ranges: >= 2.0.0, < 2.4.2, >= 3.0.0, < 5.0.0
Fixed in: 2.4.2, 5.0.0
All affected versions: 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 2.0.6, 2.0.7, 2.0.8, 2.0.9, 2.0.10, 2.0.11, 2.0.12, 2.0.13, 2.0.14, 2.0.15, 2.0.16, 2.0.17, 2.0.18, 2.0.19, 2.1.0, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6, 2.1.7, 2.1.8, 2.1.9, 2.2.0, 2.2.1, 2.2.2, 2.2.3, 2.3.0, 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.3.5, 2.3.6, 2.3.7, 2.4.0, 2.4.1, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6, 3.0.7, 3.1.0, 3.1.1, 3.1.2, 3.1.3, 3.1.5, 3.1.6, 3.1.7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6, 4.0.7, 4.0.8
All unaffected versions: 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5, 1.0.6, 1.0.7, 1.0.8, 1.0.9, 1.0.10, 1.0.11, 1.0.12, 1.0.13, 1.0.14, 1.0.15, 1.0.16, 1.0.17, 1.0.18, 1.0.19, 1.0.20, 1.0.21, 1.0.22, 1.1.0, 1.2.0, 1.2.1, 1.2.2, 1.2.3, 1.2.4, 1.2.5, 1.3.0, 1.4.0, 1.4.1, 1.4.2, 1.4.3, 1.4.4, 1.4.5, 1.4.6, 1.4.7, 1.4.8, 2.4.2, 2.4.3, 2.4.4, 2.4.5, 2.4.6, 2.4.7, 2.4.8, 2.4.9, 2.5.0, 2.5.1, 2.5.2, 2.5.3, 2.5.4, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5, 2.6.6, 2.6.7, 2.6.8, 2.7.0, 2.7.1, 2.7.2, 2.7.3, 2.7.4, 2.7.5, 2.7.6, 2.7.7, 2.7.8, 2.7.9, 2.7.10, 2.7.11, 2.7.12, 2.7.13, 2.7.14, 2.7.15, 2.7.16, 2.7.17, 2.7.18, 2.7.19, 2.7.20, 2.7.21, 2.7.22, 2.7.23, 2.8.0, 2.8.1, 2.8.2, 2.8.3, 2.8.4, 2.8.5, 2.8.6, 2.8.7, 2.8.8, 2.8.9, 2.8.10, 2.8.11, 2.9.0, 2.9.1, 2.9.2, 2.9.3, 2.9.4, 2.9.5, 2.9.6, 2.9.7, 2.9.8, 2.9.9, 2.9.10, 2.9.11, 2.9.12, 2.10.0, 2.10.1, 2.10.2, 2.10.3, 2.10.4, 2.10.5, 2.11.0, 5.0.0, 5.0.1, 5.0.2, 5.0.3, 5.0.4, 6.0.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.0.5, 6.0.6, 6.0.7, 6.0.8, 6.0.9, 6.0.10, 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.0.4, 7.0.5, 7.0.6, 7.0.7, 7.0.8, 7.0.9, 8.0.0, 8.0.1, 8.0.2, 8.0.3, 8.0.4, 8.0.5, 9.0.0, 9.0.1, 9.0.2, 9.0.3, 9.0.4, 9.0.5, 9.0.6, 9.0.7, 9.0.8, 9.0.9, 9.0.10, 9.0.11, 9.0.12, 9.0.13, 9.0.14, 9.0.15, 9.0.16, 9.0.17, 9.0.18, 9.0.19, 9.0.20, 9.0.21, 9.0.22, 9.0.23, 9.0.24, 9.0.25, 9.0.26, 9.1.0, 9.1.1, 9.1.2, 9.1.3, 9.1.4, 9.1.5, 9.1.6, 9.1.7, 9.1.8, 9.1.9, 9.1.10, 9.2.0, 9.2.1, 9.2.2, 9.2.3, 23.0.0, 23.0.1, 23.0.2, 23.0.3, 23.0.4, 23.0.5, 23.0.6, 23.0.7, 23.0.8, 23.0.9, 23.0.10, 23.0.11, 23.0.12, 23.0.13, 23.0.14, 23.1.0, 23.1.1, 23.1.2, 23.1.3, 23.1.4, 23.1.5, 23.1.6, 23.1.7, 23.1.8, 23.1.9, 23.1.10, 23.1.11, 23.1.12, 23.2.0, 23.2.1, 23.2.2, 23.2.3, 23.2.4, 23.2.5, 23.2.6, 23.2.7, 23.2.8, 23.2.9, 23.2.10, 23.2.11, 23.3.0, 23.3.1, 23.3.2, 23.3.3, 23.3.4, 23.3.5, 23.3.6, 23.3.7, 23.3.8, 23.3.9, 23.3.10, 23.3.11, 23.3.12, 23.3.13, 23.3.14, 23.3.15, 23.3.16, 23.3.17, 23.3.18, 23.3.19, 23.3.20, 23.3.21, 23.3.22, 23.3.23, 23.3.24, 23.3.25, 23.3.26, 23.3.27, 23.3.28, 23.3.29, 23.3.30, 23.3.31, 23.4.0, 23.4.1, 23.5.0, 23.5.1, 23.5.2, 23.5.3, 24.0.0, 24.0.1, 24.0.2, 24.0.3, 24.0.4, 24.0.5, 24.0.6, 24.0.7, 24.0.8, 24.0.9, 24.0.10, 24.0.11, 24.0.12, 24.0.13, 24.0.14, 24.0.15, 24.0.16, 24.1.0, 24.1.1, 24.1.2, 24.1.3, 24.1.4, 24.1.5, 24.1.6, 24.1.7, 24.1.8, 24.1.9, 24.1.10, 24.1.11, 24.1.12, 24.1.13, 24.1.14, 24.1.15, 24.1.16, 24.1.17, 24.1.18, 24.1.19, 24.1.20, 24.1.21, 24.2.0, 24.2.1, 24.2.2, 24.2.3, 24.2.4, 24.2.5, 24.2.6, 24.2.7, 24.2.8, 24.2.9, 24.2.10, 24.2.11, 24.2.12, 24.3.0, 24.3.1, 24.3.2, 24.3.3, 24.3.4, 24.3.5, 24.3.6, 24.3.7, 24.3.8, 24.3.9, 24.3.10, 24.3.11, 24.3.12, 24.3.13, 24.3.14, 24.3.15, 24.4.0, 24.4.1, 24.4.2, 24.4.3, 24.4.4, 24.4.5, 24.4.6