High severityNVD Advisory· Published Apr 23, 2021· Updated Sep 16, 2024
Regular expression Denial of Service (ReDoS) in EmailValidator class in Vaadin 7
CVE-2020-36320
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
com.vaadin:vaadin-bomMaven | >= 7.0.0.beta1, < 7.7.22 | 7.7.22 |
com.vaadin:vaadin-serverMaven | >= 7.0.0.beta1, < 7.7.22 | 7.7.22 |
Affected products
4- ghsa-coords2 versions
>= 7.0.0.beta1, < 7.7.22+ 1 more
- (no CPE)range: >= 7.0.0.beta1, < 7.7.22
- (no CPE)range: >= 7.0.0.beta1, < 7.7.22
- Range: 7.0.0
Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-42j4-733x-5vcfghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2020-36320ghsaADVISORY
- github.com/vaadin/framework/issues/7757ghsax_refsource_MISCWEB
- github.com/vaadin/framework/pull/12104ghsax_refsource_MISCWEB
- github.com/vaadin/framework/security/advisories/GHSA-42j4-733x-5vcfghsaWEB
- vaadin.com/security/cve-2020-36320ghsax_refsource_MISCWEB
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