CVE-2021-31412

MEDIUM5.3

Possible route enumeration in production mode via RouteNotFoundError view in Vaadin 10, 11-14, and 15-19

Published Jun 24, 2021

Modified 1 years ago

Details

Improper sanitization of path in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.14 (Vaadin 10.0.0 through 10.0.18), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.6.1 (Vaadin 14.0.0 through 14.6.1), and 3.0.0 through 6.0.9 (Vaadin 15.0.0 through 19.0.8) allows network attacker to enumerate all available routes via crafted HTTP request when application is running in production mode and no custom handler for NotFoundException is provided.

References

WEB

https://github.com/vaadin/flow/pull/11107

WEB

https://vaadin.com/security/cve-2021-31412

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2021-31412

CVSS Analysis

CVSS v3.1

5.3

Exploitability

Attack Vector