Overview
- 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.
- Source
- cve@mitre.org
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 7.8
- Impact score
- 6.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
- nvd@nist.gov
- CWE-287
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A2C45233-D18A-47C8-8D49-BB05ADD50D88",
"versionEndIncluding": "2.4.7",
"versionStartIncluding": "2.4.0"
},
{
"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6E259007-36E1-418F-8493-A5A7928129F6",
"versionEndIncluding": "2.5.6",
"versionStartIncluding": "2.5.0"
},
{
"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E746C3E0-0162-4487-AB58-2579B2BE1FD4",
"versionEndIncluding": "2.6.4",
"versionStartIncluding": "2.6.0"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"
}
],
"operator": "OR"
}
]
}
]