CVE-2019-25034

    Dashboard / Vulnerabilities / CVE-2019-25034

    CVE-2019-25034

    Published: 27 Apr 2021Last Modified: 15 Sept 2026

    Summary:

    Details: Unbound before 1.9.5 allows an integer overflow in sldns_str2wire_dname_buf_origin, leading to an out-of-bounds write. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, a running Unbound installation cannot be remotely or locally exploited

    References: https://lists.debian.org/debian-lts-announce/2021/05/msg00007.html, https://security.netapp.com/advisory/ntap-20210507-0007/, https://ostif.org/our-audit-of-unbound-dns-by-x41-d-sec-full-results/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -275432f428aee0bd45edb91094a69ed9669978a0

    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-2019-25034 | CVE-DB