DEBIAN-CVE-2022-37797

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    DEBIAN-CVE-2022-37797

    Published: 12 Sept 2022Last Modified: 1 Sept 2026
    Upstream:
    CVE-2022-37797

    Summary:

    Details: In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition.

    References: https://security-tracker.debian.org/tracker/CVE-2022-37797

    Affected packages

    Package

    Name: lighttpd

    Purl: pkg:deb/debian/lighttpd?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.4.66-1

    Affected versions

    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
    DEBIAN-CVE-2022-37797 | CVE-DB