GHSA-42j4-733x-5vcf

ghsaUSosv

Regular expression denial of service (ReDoS) in EmailValidator class in Vaadin 7

view advisory published 2021-04-19Licence: CC-BY-4.0

Unsafe validation RegEx in `EmailValidator` class in `com.vaadin:vaadin-server` versions 7.0.0 through 7.7.21 (Vaadin 7.0.0 through 7.7.21) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses. - https://vaadin.com/security/cve-2020-36320

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2020-36320US	high7.5	1.96% (80th)	—	2021-04-23
Unsafe validation RegEx in EmailValidator class in com.vaadin:vaadin-server versions 7.0.0 through 7.7.21 (Vaadin 7.0.0 through 7.7.21) allows attackers to cause uncontrolled resou…

references

External citations — patches, advisories, analysis.

https://github.com/vaadin/framework/issues/7757WEB
https://github.com/vaadin/framework/pull/12104WEB
https://github.com/vaadin/framework/security/advisories/GHSA-42j4-733x-5vcfWEB
https://nvd.nist.gov/vuln/detail/CVE-2020-36320ADVISORY
https://vaadin.com/security/cve-2020-36320WEB

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