Overview
- Description
- Undertow in Red Hat wildfly before version 11.0.0.Beta1 is vulnerable to a resource exhaustion resulting in a denial of service. Undertow keeps a cache of seen HTTP headers in persistent connections. It was found that this cache can easily exploited to fill memory with garbage, up to "max-headers" (default 200) * "max-header-size" (default 1MB) per active TCP connection.
- Source
- secalert@redhat.com
- NVD status
- Modified
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/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
- 5
- Impact score
- 2.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:P
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:redhat:jboss_wildfly_application_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "AFA3794D-ABF9-435A-9F91-6491F436CAC9",
"versionEndIncluding": "10.1.0"
},
{
"criteria": "cpe:2.3:a:redhat:jboss_wildfly_application_server:11.0.0:alpha1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6D328974-0F84-4D35-B2E4-0E766AC40E71"
}
],
"operator": "OR"
}
]
}
]