CVE-2021-40491

    Dashboard / Vulnerabilities / CVE-2021-40491

    CVE-2021-40491

    Published: 3 Sept 2021Last Modified: 12 Sept 2026

    Summary:

    Details: The ftp client in GNU Inetutils before 2.2 does not validate addresses returned by PASV/LSPV responses to make sure they match the server address. This is similar to CVE-2020-8284 for curl.

    References: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993476, https://lists.debian.org/debian-lts-announce/2022/11/msg00033.html, https://lists.gnu.org/archive/html/bug-inetutils/2021-06/msg00002.html, https://git.savannah.gnu.org/cgit/inetutils.git/commit/?id=58cb043b190fd04effdaea7c9403416b436e50dd

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -58cb043b190fd04effdaea7c9403416b436e50dd

    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
    CVE-2021-40491 | CVE-DB