The remote Debian 12 host has packages installed that are affected by a vulnerability as referenced in the dsa-5868 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-5868-1                   security@debian.org     https://www.debian.org/security/                     Salvatore Bonaccorso     February 18, 2025                     https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : openssh     CVE ID         : CVE-2025-26465

    The Qualys Threat Research Unit (TRU) discovered that the OpenSSH client     is vulnerable to a machine-in-the-middle attack if the VerifyHostKeyDNS     option is enabled (disabled by default).

    Details can be found in the Qualys advisory at     https://www.qualys.com/2025/02/18/openssh-mitm-dos.txt

    For the stable distribution (bookworm), this problem has been fixed in     version 1:9.2p1-2+deb12u5.

    We recommend that you upgrade your openssh packages.

    For the detailed security status of openssh please refer to its security     tracker page at:
    https://security-tracker.debian.org/tracker/openssh

    Further information about Debian Security Advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://www.debian.org/security/

    Mailing list: debian-security-announce@lists.debian.org

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Detections

Analytics

Debian dsa-5868 : openssh-client - security update

medium Nessus Plugin ID 216407

Version 1.4

Version 1.3

Version 1.1

Version 1.4 Apr 17, 2025, 10:25 AM IAVM reference Plugin Feed: 202504171025
Version 1.3 Feb 21, 2025, 4:57 PM Plugin metadata (Added IAVM info) Plugin Feed: 202502211657
Version 1.1 Feb 18, 2025, 4:30 PM New Plugin Feed: 202502181630