USN-3783-1

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    USN-3783-1

    Published: 3 Oct 2018Last Modified: 22 Apr 2026

    Summary: apache2 vulnerabilities

    Details: Robert Swiecki discovered that the Apache HTTP Server HTTP/2 module incorrectly destroyed certain streams. A remote attacker could possibly use this issue to cause the server to crash, leading to a denial of service. (CVE-2018-1302) Craig Young discovered that the Apache HTTP Server HTTP/2 module incorrectly handled certain requests. A remote attacker could possibly use this issue to cause the server to consume resources, leading to a denial of service. (CVE-2018-1333) Gal Goldshtein discovered that the Apache HTTP Server HTTP/2 module incorrectly handled large SETTINGS frames. A remote attacker could possibly use this issue to cause the server to consume resources, leading to a denial of service. (CVE-2018-11763)

    Affected packages

    Package

    Name: apache2

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.4.29-1ubuntu4.4

    Affected versions

    2.4.27-2ubuntu3
    2.4.29-1ubuntu1
    2.4.29-1ubuntu2
    2.4.29-1ubuntu3
    2.4.29-1ubuntu4
    2.4.29-1ubuntu4.1
    2.4.29-1ubuntu4.2
    2.4.29-1ubuntu4.3

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High