CVE-2024-4027
Full vulnerability record from the local CVENow database.
Description
A flaw was found in Undertow. Servlets using a method that calls HttpServletRequestImpl.getParameterNames() can cause an OutOfMemoryError when the client sends a request with large parameter names. This issue can be exploited by an unauthorized user to cause a remote denial-of-service (DoS) attack.
Severity
HIGH
CVSS score
7.5
(v3.1)
Vulnerability status
Deferred
Source identifier
Published
2026-01-30 15:16:07.113000
Last modified
2026-11-04 22:17:22.077000
View original CVE JSON
{
"id": "CVE-2024-4027",
"sourceIdentifier": "[email protected]",
"published": "2026-01-30T15:16:07.113",
"lastModified": "2026-11-04T22:17:22.077",
"vulnStatus": "Deferred",
"cveTags": [],
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{
"lang": "en",
"value": "A flaw was found in Undertow. Servlets using a method that calls HttpServletRequestImpl.getParameterNames() can cause an OutOfMemoryError when the client sends a request with large parameter names. This issue can be exploited by an unauthorized user to cause a remote denial-of-service (DoS) attack."
},
{
"lang": "es",
"value": "Se encontró una vulnerabilidad en Undertow. Los servlets que utilizan un método que llama a HttpServletRequestImpl.getParameterNames() pueden causar un OutOfMemoryError cuando el cliente envía una solicitud con nombres de parámetros grandes. Este problema puede ser explotado por un usuario no autorizado para causar un ataque remoto de denegación de servicio (DoS)."
}
],
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{
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"privilegesRequired": "NONE",
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