CVE-2020-7767 — MEDIUM (5.3)

Vulnerability Description

All versions of package express-validators are vulnerable to Regular Expression Denial of Service (ReDoS) when validating specifically-crafted invalid urls.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Express-Validators Project	Express-Validators	All versions

Related Weaknesses (CWE)

CWE-400

References

https://snyk.io/vuln/SNYK-JS-EXPRESSVALIDATORS-1017404ExploitThird Party Advisory
https://snyk.io/vuln/SNYK-JS-EXPRESSVALIDATORS-1017404ExploitThird Party Advisory

FAQ

What is CVE-2020-7767?

CVE-2020-7767 is a vulnerability with a CVSS score of 5.3 (MEDIUM). All versions of package express-validators are vulnerable to Regular Expression Denial of Service (ReDoS) when validating specifically-crafted invalid urls.

How severe is CVE-2020-7767?

CVE-2020-7767 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-7767?

Check the references section above for vendor advisories and patch information. Affected products include: Express-Validators Project Express-Validators.