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    CVE-2023-28531

    ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.

    Published:Mar 17, 2023
    Last Modified:May 28, 2026
    EPS:Mar 17, 2023
    EPSS Score:0.00331
    CVSS Score:9.8

    Affected Products

    Vendor
    Netapp
    Product
    Brocade Fabric Operating System
    Vendor
    Netapp
    Product
    Hci Bootstrap Os
    Vendor
    Netapp
    Product
    Solidfire Element Os
    Vendor
    Openbsd
    Product
    Openssh

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-284 Improper Access Control

    References

    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/
    https://security.gentoo.org/glsa/202307-01
    https://security.netapp.com/advisory/ntap-20230413-0008/
    https://www.debian.org/security/2023/dsa-5586
    https://www.openwall.com/lists/oss-security/2023/03/15/8
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/
    https://security.gentoo.org/glsa/202307-01
    https://security.netapp.com/advisory/ntap-20230413-0008/
    https://www.debian.org/security/2023/dsa-5586
    https://www.openwall.com/lists/oss-security/2023/03/15/8
    https://cert-portal.siemens.com/productcert/html/ssa-019113.html
    https://cert-portal.siemens.com/productcert/html/ssa-082556.html

    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