Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2019-16201

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.

Published

2019-11-26T18:15:15.100

Last Modified

2024-11-21T04:30:15.713

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-287
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application ruby-lang ruby ≤ 2.4.7 Yes
Application ruby-lang ruby ≤ 2.5.6 Yes
Application ruby-lang ruby ≤ 2.6.4 Yes
Operating System debian debian_linux 8.0 Yes
References