ALPINE-CVE-2019-16201

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2019-16201
Published: 26 Nov 2019, 18:15
Last modified:08 Jul 2026, 04:31

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.1 (osv_alpine)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

26 Nov 2019, 18:15
Published
Vulnerability first disclosed
08 Jul 2026, 04:31
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • alpine•ruby

    < 2.5.7-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.6.5-r0 | < 2.4.10-r0 | < 2.5.7-r0 | < 2.5.7-r0 | ≥ 2.4.0, < 2.5.7-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.6.5-r0 | ≥ 2.4.0, < 2.4.10-r0 | ≥ 2.4.0, < 2.5.7-r0 | ≥ 2.4.0, < 2.5.7-r0

References (1)