CVE-2018-11763

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Source
https://cve.org/CVERecord?id=CVE-2018-11763
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-11763.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-11763
Downstream
Related
Published
2018-09-25T21:29:00.283Z
Modified
2026-04-16T01:44:54.080406791Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:enterprise_manager_ops_center:12.3.3:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "12.3.3"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:hospitality_guest_access:4.2.0:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "4.2.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:hospitality_guest_access:4.2.1:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "4.2.1"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "17.1"
                }
            ],
            "cpe": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "17.2"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "17.3"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:retail_xstore_point_of_service:7.0:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:retail_xstore_point_of_service:7.1:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "7.1"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "5.4"
                }
            ],
            "cpe": "cpe:2.3:a:oracle:secure_global_desktop:5.4:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "18.04"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "6.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "7.4"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "7.5"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "7.6"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/apache/httpd

Affected ranges

Type
GIT
Repo
https://github.com/apache/httpd
Events
Introduced
47a9d8e8abf5697b4580c3ee2ade302b5c058fa6
Last affected
e0b198f98b01973f75cb734b3864c429945dbdb0
Database specific 
{
    "source": "CPE_FIELD",
    "cpe": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "2.4.17"
        },
        {
            "last_affected": "2.4.34"
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-11763.json"