CVE-2017-15721

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    CVE-2017-15721

    Published: 22 Oct 2017Last Modified: 8 Jul 2026

    Summary:

    Details: In Irssi before 1.0.5, certain incorrectly formatted DCC CTCP messages could cause a NULL pointer dereference. This is a separate, but similar, issue relative to CVE-2017-9468.

    References: https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html, https://www.debian.org/security/2017/dsa-4016, http://openwall.com/lists/oss-security/2017/10/22/4, https://irssi.org/security/irssi_sa_2017_10.txt

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.0.4
    1.0.3
    1.0.2
    1.0.1
    1.0.0

    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