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."
2014-04-15T10:55:11.150
2025-04-12T10:46:40.837
Deferred
CVSSv2: 5.0 (MEDIUM)
AV:N/AC:L/Au:N/C:N/I:P/A:N
10.0
2.9
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Application | apache | http_server | 2.2.0 | Yes |
Application | apache | http_server | 2.2.2 | Yes |
Application | apache | http_server | 2.2.3 | Yes |
Application | apache | http_server | 2.2.4 | Yes |
Application | apache | http_server | 2.2.5 | Yes |
Application | apache | http_server | 2.2.6 | Yes |
Application | apache | http_server | 2.2.8 | Yes |
Application | apache | http_server | 2.2.9 | Yes |
Application | apache | http_server | 2.2.10 | Yes |
Application | apache | http_server | 2.2.11 | Yes |
Application | apache | http_server | 2.2.12 | Yes |
Application | apache | http_server | 2.2.13 | Yes |
Application | apache | http_server | 2.2.14 | Yes |
Application | apache | http_server | 2.2.15 | Yes |
Application | apache | http_server | 2.2.16 | Yes |
Application | apache | http_server | 2.2.17 | Yes |
Application | apache | http_server | 2.2.18 | Yes |
Application | apache | http_server | 2.2.19 | Yes |
Application | apache | http_server | 2.2.20 | Yes |
Application | apache | http_server | 2.2.21 | Yes |
Application | apache | http_server | 2.2.22 | Yes |
Application | apache | http_server | 2.2.23 | Yes |
Application | apache | http_server | 2.2.24 | Yes |
Application | apache | http_server | 2.2.25 | Yes |
Application | apache | http_server | 2.2.26 | Yes |
Application | apache | http_server | 2.2.27 | Yes |
Application | apache | http_server | 2.4.1 | Yes |
Application | apache | http_server | 2.4.2 | Yes |
Application | apache | http_server | 2.4.3 | Yes |
Application | apache | http_server | 2.4.4 | Yes |
Application | apache | http_server | 2.4.6 | Yes |
Application | apache | http_server | 2.4.7 | Yes |
Application | apache | http_server | 2.4.9 | Yes |
Application | apache | http_server | 2.4.10 | Yes |
Operating System | redhat | enterprise_linux_desktop | 6.0 | Yes |
Operating System | redhat | enterprise_linux_desktop | 7.0 | Yes |
Operating System | redhat | enterprise_linux_eus | 7.3 | Yes |
Operating System | redhat | enterprise_linux_eus | 7.4 | Yes |
Operating System | redhat | enterprise_linux_eus | 7.5 | Yes |
Operating System | redhat | enterprise_linux_eus | 7.6 | Yes |
Operating System | redhat | enterprise_linux_eus | 7.7 | Yes |
Operating System | redhat | enterprise_linux_server | 6.0 | Yes |
Operating System | redhat | enterprise_linux_server | 7.0 | Yes |
Operating System | redhat | enterprise_linux_server_aus | 7.3 | Yes |
Operating System | redhat | enterprise_linux_server_aus | 7.4 | Yes |
Operating System | redhat | enterprise_linux_server_aus | 7.6 | Yes |
Operating System | redhat | enterprise_linux_server_aus | 7.7 | Yes |
Operating System | redhat | enterprise_linux_server_tus | 7.3 | Yes |
Operating System | redhat | enterprise_linux_server_tus | 7.6 | Yes |
Operating System | redhat | enterprise_linux_server_tus | 7.7 | Yes |
Operating System | redhat | enterprise_linux_workstation | 6.0 | Yes |
Operating System | redhat | enterprise_linux_workstation | 7.0 | Yes |
Application | redhat | jboss_enterprise_web_server | 3.0.0 | Yes |
Operating System | redhat | enterprise_linux | 6.0 | No |
Operating System | redhat | enterprise_linux | 7.0 | No |
Application | redhat | jboss_enterprise_web_server | 2.0.0 | Yes |
Operating System | redhat | enterprise_linux | 5.0 | No |
Operating System | redhat | enterprise_linux | 6.0 | No |
Operating System | redhat | enterprise_linux | 7.0 | No |
Application | oracle | enterprise_manager_ops_center | < 12.1.4 | Yes |
Application | oracle | enterprise_manager_ops_center | 12.1.4 | Yes |
Application | oracle | enterprise_manager_ops_center | 12.2.0 | Yes |
Application | oracle | enterprise_manager_ops_center | 12.2.1 | Yes |
Application | oracle | enterprise_manager_ops_center | 12.3.0 | Yes |
Application | oracle | http_server | 10.1.3.5.0 | Yes |
Application | oracle | http_server | 11.1.1.7.0 | Yes |
Application | oracle | http_server | 12.1.2.0 | Yes |
Application | oracle | http_server | 12.1.3.0 | Yes |
Operating System | oracle | linux | 6 | Yes |
Operating System | oracle | solaris | 11.2 | Yes |
Operating System | apple | mac_os_x | < 10.10.4 | Yes |
Operating System | apple | mac_os_x_server | < 5.0.3 | Yes |
Operating System | canonical | ubuntu_linux | 10.04 | Yes |
Operating System | canonical | ubuntu_linux | 12.04 | Yes |
Operating System | canonical | ubuntu_linux | 14.04 | Yes |
Operating System | canonical | ubuntu_linux | 14.10 | Yes |