CVE-2021-22235

    Dashboard / Vulnerabilities / CVE-2021-22235

    CVE-2021-22235

    Published: 20 Jul 2021Last Modified: 8 Jul 2026

    Summary:

    Details: Crash in DNP dissector in Wireshark 3.4.0 to 3.4.6 and 3.2.0 to 3.2.14 allows denial of service via packet injection or crafted capture file

    References: https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22235.json, https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html, https://security.gentoo.org/glsa/202210-04, https://www.debian.org/security/2021/dsa-5019, https://www.wireshark.org/security/wnpa-sec-2021-05.html, https://gitlab.com/wireshark/wireshark/-/issues/17462

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- e0ed4cfa3d72110257da54c26ad3a28d282ef454
    Fixed -65f0a0c97b6c0666e14c8877341c6e16e2b171b3

    Affected versions

    v3.2.15rc0
    v3.2.14
    v3.2.14rc0
    v3.2.13
    v3.2.13rc0
    v3.2.12
    v3.2.12rc0
    v3.2.11
    v3.2.11rc0
    v3.2.10
    v3.2.10rc0
    v3.2.9
    v3.2.9rc0
    v3.2.8
    v3.2.8rc0
    v3.2.7
    v3.2.7rc0
    v3.2.6
    v3.2.6rc0
    v3.2.5
    v3.2.5rc0
    v3.2.4
    v3.2.4rc0
    v3.2.3
    v3.2.3rc0
    v3.2.2
    v3.2.2rc0
    v3.2.1
    v3.2.1rc0
    v3.2.0

    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-2021-22235 | CVE-DB