Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Vaadin | Vaadin | >= 7.0.0, < 7.7.22 |
Related Weaknesses (CWE)
References
- https://github.com/vaadin/framework/issues/7757ExploitPatchThird Party Advisory
- https://github.com/vaadin/framework/pull/12104PatchThird Party Advisory
- https://vaadin.com/security/cve-2020-36320Vendor Advisory
- https://github.com/vaadin/framework/issues/7757ExploitPatchThird Party Advisory
- https://github.com/vaadin/framework/pull/12104PatchThird Party Advisory
- https://vaadin.com/security/cve-2020-36320Vendor Advisory
FAQ
What is CVE-2020-36320?
CVE-2020-36320 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 s...
How severe is CVE-2020-36320?
CVE-2020-36320 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-36320?
Check the references section above for vendor advisories and patch information. Affected products include: Vaadin Vaadin.