CVE-2018-1000164

    Dashboard / Vulnerabilities / CVE-2018-1000164

    CVE-2018-1000164

    Published: 18 Apr 2018Last Modified: 8 Jul 2026

    Summary:

    Details: gunicorn version 19.4.5 contains a CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers vulnerability in "process_headers" function in "gunicorn/http/wsgi.py" that can result in an attacker causing the server to return arbitrary HTTP headers. This vulnerability appears to have been fixed in 19.5.0.

    References: https://usn.ubuntu.com/4022-1/, https://lists.debian.org/debian-lts-announce/2018/04/msg00022.html, https://www.debian.org/security/2018/dsa-4186, https://github.com/benoitc/gunicorn/issues/1227, https://epadillas.github.io/2018/04/02/http-header-splitting-in-gunicorn-19.4.5

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 6dcd7a6ada1b6f9bd9d2840b12b4a6cee0e96301
    Fixed -None

    Affected versions

    19.4.5

    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