The remote Debian 12 host has packages installed that are affected by a vulnerability as referenced in the dsa-5887 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-5887-1                   security@debian.org     https://www.debian.org/security/                     Salvatore Bonaccorso     March 26, 2025                        https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : exim4     CVE ID         : CVE-2025-30232

    It was discovered that a use-after-free vulnerability in Exim4, a mail     transport agent, may result in privilege escalation for a local     attacker.

    For the stable distribution (bookworm), this problem has been fixed in     version 4.96-15+deb12u7.

    We recommend that you upgrade your exim4 packages.

    For the detailed security status of exim4 please refer to its security     tracker page at:
    https://security-tracker.debian.org/tracker/exim4

    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.

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Debian dsa-5887 : exim4 - security update

critical Nessus Plugin ID 233361

Version 1.2

Version 1.1

Version 1.2 Apr 4, 2025, 9:01 PM New Plugin Feed: 202504042101
Version 1.1 Mar 27, 2025, 2:22 AM New Plugin Feed: 202503270222