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HIGH · 7.5

CVE-2020-1920

A regular expression denial of service (ReDoS) vulnerability in the validateBaseUrl function can cause the application to use excessive resources, become unresponsive, or crash. This was introduced in...

Vulnerability Description

A regular expression denial of service (ReDoS) vulnerability in the validateBaseUrl function can cause the application to use excessive resources, become unresponsive, or crash. This was introduced in react-native version 0.59.0 and fixed in version 0.64.1.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
FacebookReact-Native>= 0.59.0, < 0.64.1

Related Weaknesses (CWE)

CWE-697CWE-1333

References

FAQ

What is CVE-2020-1920?

CVE-2020-1920 is a vulnerability with a CVSS score of 7.5 (HIGH). A regular expression denial of service (ReDoS) vulnerability in the validateBaseUrl function can cause the application to use excessive resources, become unresponsive, or crash. This was introduced in...

How severe is CVE-2020-1920?

CVE-2020-1920 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-2020-1920?

Check the references section above for vendor advisories and patch information. Affected products include: Facebook React-Native.