The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4472 advisory.

    - -------------------------------------------------------------------------     Debian LTS Advisory DLA-4472-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                   Bastien Roucaris     February 06, 2026                             https://wiki.debian.org/LTS
    - -------------------------------------------------------------------------

    Package        : sudo     Version        : 1.9.5p2-3+deb11u3     CVE ID         : CVE-2023-28486 CVE-2023-28487

    Sudo, a program designed to allow a sysadmin to give limited     root privileges to users and log root activity, was     affected by multiple vulnerabilities.

    CVE-2023-28486

        Sudo did not escape control characters in log messages.

    CVE-2023-28487

        Sudo did not escape control characters in sudoreplay output.

    For Debian 11 bullseye, these problems have been fixed in version     1.9.5p2-3+deb11u3.

    We recommend that you upgrade your sudo packages.

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

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

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

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

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Debian dla-4472 : sudo - security update

medium Nessus Plugin ID 298270

Version 1.1