CVE-2021-31404: medium-severity vulnerability in Vaadin
Timing side channel vulnerability in UIDL request handler in Vaadin 10, 11-14, and 15-18
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4epss 0.2%
Non-constant-time comparison of CSRF tokens in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.13 (Vaadin 10.0.0 through 10.0.16), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.4.6 (Vaadin 14.0.0 through 14.4.6), 3.0.0 prior to 5.0.0 (Vaadin 15 prior to 18), and 5.0.0 through 5.0.2 (Vaadin 18.0.0 through 18.0.5) allows attacker to guess a security token via timing attack.
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Related CVEs — Vaadin
In the same product, most dangerous first.
CVE-2021-31407HIGHServer classes and resources exposure in OSGi applications using Vaadin 12-14 and 19EPSS 2.4%CVE-2020-36320HIGHRegular expression Denial of Service (ReDoS) in EmailValidator class in Vaadin 7EPSS 2.0%CVE-2021-31409HIGHServer session is not invalidated when logout() helper method of Authentication module is used in Vaadin 18-19EPSS 1.7%CVE-2021-31412MEDIUMPossible route enumeration in production mode via RouteNotFoundError view in Vaadin 10, 11-14, and 15-19EPSS 1.3%CVE-2020-36321MEDIUMDirectory traversal in development mode handler in Vaadin 14 and 15-17EPSS 1.2%CVE-2021-31405HIGHRegular expression denial of service (ReDoS) in EmailField component in Vaadin 14 and 15-17EPSS 1.1%