- Description
- CRLF injection vulnerability in the on_req function in lib/handler/redirect.c in H2O before 1.6.2 and 1.7.x before 1.7.0-beta3 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted URI.
- Source
- vultures@jpcert.or.jp
- NVD status
- Analyzed
CVSS 3.0
- Type
- Primary
- Base score
- 3.7
- Impact score
- 1.4
- Exploitability score
- 2.2
- Vector string
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
- Severity
- LOW
CVSS 2.0
- Type
- Primary
- Base score
- 4.3
- Impact score
- 2.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:N/I:P/A:N
- Hype score
- Not currently trending
- Comment
- <a href="https://cwe.mitre.org/data/definitions/93.html">CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')</a>
- Impact
- -
- Solution
- -
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:dena:h2o:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D9F50A11-3CDF-41AF-9341-E37BE847E584",
"versionEndIncluding": "1.6.1"
},
{
"criteria": "cpe:2.3:a:dena:h2o:1.7.0:beta2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5428E432-6906-4CFE-BCC2-0A08DB792B7A"
}
],
"operator": "OR"
}
]
}
]