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CVE-2013-5704

The mod_headers module in the Apache HTTP Server 2.2.22 allows remote attackers to bypass "RequestHeader unset" directives by placing a header in the trailer portion of data sent with chunked transfer coding. NOTE: the vendor states "this is not a security issue in httpd as such."

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Severidad

N/A

EPSS

Probabilidad de explotación (próx. 30 días): 0.6469 (64.7%)
Percentil: 98.5%
EPSS: 2026-05-06

Afecta

apache:http_serverredhat:enterprise_linux_desktopredhat:enterprise_linux_eusredhat:enterprise_linux_serverredhat:enterprise_linux_server_ausredhat:enterprise_linux_server_tusredhat:enterprise_linux_workstationredhat:jboss_enterprise_web_serverredhat:enterprise_linuxoracle:enterprise_manager_ops_centeroracle:http_serveroracle:linuxoracle:solarisapple:mac_os_xapple:mac_os_x_servercanonical:ubuntu_linux

Descripción técnica

The mod_headers module in the Apache HTTP Server 2.2.22 allows remote attackers to bypass "RequestHeader unset" directives by placing a header in the trailer portion of data sent with chunked transfer coding. NOTE: the vendor states "this is not a security issue in httpd as such."

Publicada: 15/4/2014, 10:55:11
Última modificación: 6/5/2026, 22:30:45

Referencias

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