CVE-2019-16201

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CVSS 3.1

7.5 high

EPSS

5%p92

Published

Nov 26, 2019 (Nov 26, 2019)

Modified

Jun 17, 2026

Description

WEBrick::HTTPAuth::DigestAuth in Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 has a regular expression Denial of Service cause by looping/backtracking. A victim must expose a WEBrick server that uses DigestAuth to the Internet or a untrusted network.

Vendors: ruby-lang debian
Products: ruby, debian linux
Weakness: CWE-287
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (5.1%)

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