NetSight
medium5.3

CVE-2021-31412

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

Impact

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

Affected packages

EcosystemPackageAffectedFixed in
mavencom.vaadin:vaadin-bom>= 10.0.0, <= 10.0.1810.0.19

Affected products

VendorProductAffected versions
VaadinFlow
from 1.0.0 through 1.0.14
from 1.1.0 through 1.4.0
from 2.0.0 through 2.6.1
from 3.0.0 through 5.0.0
from 6.0.0 through 6.0.9
VaadinVaadin
from 10.0.0 through 10.0.18
from 11.0.0 through 13.0.0
from 14.0.0 through 14.6.1
from 15.0.0 through 18.0.0
from 19.0.0 through 19.0.8

Weakness classification

References