CVE-2018-15473

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    CVE-2018-15473

    Published: 17 Aug 2018Last Modified: 8 Jul 2026

    Summary:

    Details: OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.

    References: http://www.securityfocus.com/bid/105140, https://access.redhat.com/errata/RHSA-2019:0711, https://access.redhat.com/errata/RHSA-2019:2143, https://lists.debian.org/debian-lts-announce/2018/08/msg00022.html, https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0011, https://security.gentoo.org/glsa/201810-03, https://security.netapp.com/advisory/ntap-20181101-0001/, https://usn.ubuntu.com/3809-1/, https://www.debian.org/security/2018/dsa-4280, http://www.openwall.com/lists/oss-security/2018/08/15/5, http://www.securitytracker.com/id/1041487, https://bugs.debian.org/906236, https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf, https://github.com/openbsd/src/commit/779974d35b4859c07bc3cb8a12c74b43b0a7d1e0, https://www.oracle.com/security-alerts/cpujan2020.html, https://www.exploit-db.com/exploits/45210/, https://www.exploit-db.com/exploits/45233/, https://www.exploit-db.com/exploits/45939/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -779974d35b4859c07bc3cb8a12c74b43b0a7d1e0

    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