CVE-2019-18836

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    CVE-2019-18836

    Published: 11 Nov 2019Last Modified: 7 Aug 2026

    Summary:

    Details: Envoy 1.12.0 allows a remote denial of service because of resource loops, as demonstrated by a single idle TCP connection being able to keep a worker thread in an infinite busy loop when continue_on_listener_filters_timeout is used."

    References: https://groups.google.com/forum/#%21forum/envoy-users, https://blog.envoyproxy.io, https://github.com/envoyproxy/envoy/security/advisories/GHSA-3xvf-4396-cj46, https://github.com/istio/istio/issues/18229

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- ab30cafa0c033f8ef77c54dd98badea62b78506e
    Fixed -None

    Affected versions

    1.12.0

    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
    CVE-2019-18836 | CVE-DB