CVE-2021-40438

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2021-40438
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-40438.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-40438
Aliases
Downstream
Related
Published
2021-09-16T15:15:07.633Z
Modified
2026-06-18T03:55:54.371265435Z
Severity
  • 9.0 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.

Database specific 
{
    "unresolved_ranges": [
        {
            "vendor_product": "f5:f5os",
            "extracted_events": [
                {
                    "introduced": "1.1.0"
                },
                {
                    "last_affected": "1.1.4"
                },
                {
                    "introduced": "1.2.0"
                },
                {
                    "last_affected": "1.2.1"
                }
            ],
            "source": "CPE_RANGE",
            "cpes": [
                "cpe:2.3:o:f5:f5os:*:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "siemens:sinec_nms",
            "cpes": [
                "cpe:2.3:a:siemens:sinec_nms:*:*:*:*:*:*:*:*"
            ],
            "source": "CPE_RANGE",
            "extracted_events": [
                {
                    "fixed": "1.0.3"
                }
            ]
        },
        {
            "vendor_product": "siemens:sinema_remote_connect_server",
            "extracted_events": [
                {
                    "fixed": "3.1"
                }
            ],
            "source": "CPE_RANGE",
            "cpes": [
                "cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "tenable:tenable.sc",
            "extracted_events": [
                {
                    "last_affected": "5.19.1"
                }
            ],
            "source": "CPE_RANGE",
            "cpes": [
                "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
                {
                    "last_affected": "9.0"
                },
                {
                    "last_affected": "10.0"
                },
                {
                    "last_affected": "11.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
                {
                    "last_affected": "34"
                },
                {
                    "last_affected": "35"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "oracle:enterprise_manager_ops_center",
            "extracted_events": [
                {
                    "last_affected": "12.4.0.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "oracle:http_server",
            "cpes": [
                "cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*",
                "cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "last_affected": "12.2.1.3.0"
                },
                {
                    "last_affected": "12.2.1.4.0"
                }
            ]
        },
        {
            "vendor_product": "oracle:instantis_enterprisetrack",
            "extracted_events": [
                {
                    "last_affected": "17.1"
                },
                {
                    "last_affected": "17.2"
                },
                {
                    "last_affected": "17.3"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*",
                "cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*",
                "cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "oracle:secure_global_desktop",
            "extracted_events": [
                {
                    "last_affected": "5.6"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:a:oracle:secure_global_desktop:5.6:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "oracle:zfs_storage_appliance_kit",
            "extracted_events": [
                {
                    "last_affected": "8.8"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux",
            "extracted_events": [
                {
                    "last_affected": "8.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_eus",
            "extracted_events": [
                {
                    "last_affected": "8.1"
                },
                {
                    "last_affected": "8.2"
                },
                {
                    "last_affected": "8.4"
                },
                {
                    "last_affected": "8.6"
                },
                {
                    "last_affected": "8.8"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_eus:8.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_eus:8.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_eus:8.8:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_arm_64",
            "extracted_events": [
                {
                    "last_affected": "8.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_arm_64:8.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_arm_64_eus",
            "extracted_events": [
                {
                    "last_affected": "8.6"
                },
                {
                    "last_affected": "8.8"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.8:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_ibm_z_systems",
            "extracted_events": [
                {
                    "last_affected": "7.0_s390x"
                },
                {
                    "last_affected": "8.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:7.0_s390x:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_ibm_z_systems_eus",
            "extracted_events": [
                {
                    "last_affected": "8.1"
                },
                {
                    "last_affected": "8.4"
                },
                {
                    "last_affected": "8.8"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.8:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_ibm_z_systems_eus_s390x",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus_s390x:8.2:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "last_affected": "8.2"
                }
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_power_big_endian",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_power_little_endian",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                },
                {
                    "last_affected": "8.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_power_little_endian_eus",
            "extracted_events": [
                {
                    "last_affected": "8.1"
                },
                {
                    "last_affected": "8.2"
                },
                {
                    "last_affected": "8.4"
                },
                {
                    "last_affected": "8.6"
                },
                {
                    "last_affected": "8.8"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.8:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_for_scientific_computing",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                }
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_server",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_server_aus",
            "extracted_events": [
                {
                    "last_affected": "7.2"
                },
                {
                    "last_affected": "7.3"
                },
                {
                    "last_affected": "7.4"
                },
                {
                    "last_affected": "7.6"
                },
                {
                    "last_affected": "7.7"
                },
                {
                    "last_affected": "8.2"
                },
                {
                    "last_affected": "8.4"
                },
                {
                    "last_affected": "8.6"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_aus:8.6:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions",
            "extracted_events": [
                {
                    "last_affected": "7.6"
                },
                {
                    "last_affected": "7.7"
                },
                {
                    "last_affected": "8.1"
                },
                {
                    "last_affected": "8.2"
                },
                {
                    "last_affected": "8.4"
                },
                {
                    "last_affected": "8.6"
                },
                {
                    "last_affected": "8.8"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:7.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:7.7:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.8:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_server_tus",
            "extracted_events": [
                {
                    "last_affected": "7.6"
                },
                {
                    "last_affected": "7.7"
                },
                {
                    "last_affected": "8.2"
                },
                {
                    "last_affected": "8.4"
                },
                {
                    "last_affected": "8.6"
                },
                {
                    "last_affected": "8.8"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_tus:8.8:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_server_update_services_for_sap_solutions",
            "extracted_events": [
                {
                    "last_affected": "7.6"
                },
                {
                    "last_affected": "7.7"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:7.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:7.7:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_update_services_for_sap_solutions",
            "extracted_events": [
                {
                    "last_affected": "8.1"
                },
                {
                    "last_affected": "8.2"
                },
                {
                    "last_affected": "8.4"
                },
                {
                    "last_affected": "8.6"
                },
                {
                    "last_affected": "8.8"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:8.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:8.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:8.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux_update_services_for_sap_solutions:8.8:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "redhat:enterprise_linux_workstation",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                }
            ]
        },
        {
            "vendor_product": "redhat:jboss_core_services",
            "cpes": [
                "cpe:2.3:a:redhat:jboss_core_services:1.0:*:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "last_affected": "1.0"
                }
            ]
        },
        {
            "vendor_product": "redhat:software_collections",
            "extracted_events": [
                {
                    "last_affected": "1.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:a:redhat:software_collections:1.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "resf:rocky_linux",
            "extracted_events": [
                {
                    "last_affected": "8.0"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:resf:rocky_linux:8.0:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "siemens:sinema_remote_connect_server",
            "extracted_events": [
                {
                    "last_affected": "3.2"
                }
            ],
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:a:siemens:sinema_remote_connect_server:3.2:*:*:*:*:*:*:*"
            ]
        },
        {
            "vendor_product": "siemens:sinema_server",
            "cpes": [
                "cpe:2.3:a:siemens:sinema_server:14.0:-:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "last_affected": "14.0-NA"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/apache/httpd

Affected ranges

Type
GIT
Repo
https://github.com/apache/httpd
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
c37a3162d1c0aeb6f3b80e831243daf61596ac87
Database specific 
{
    "cpe": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*",
    "source": "CPE_RANGE",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "2.4.48"
        }
    ]
}

Affected versions

2.*
2.4.48

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-40438.json"