CVEvulnerability

CVE-2019-16201

7.5 HIGH Published 2019-11-26 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2019-11-26
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
CWE-287

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.

Affected configurations

• ruby-lang ruby (>= 2.4.0 <= 2.4.7) • ruby-lang ruby (>= 2.5.0 <= 2.5.6) • ruby-lang ruby (>= 2.6.0 <= 2.6.4) • debian debian linux 8.0

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References