nncp before 8.12.0 allows path traversal (for reading or writing) during freqing and file saving via a crafted path in packet data.

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has a package installed that is affected by a vulnerability as referenced in the USN-8359-1 advisory.

    It was discovered that NNCP did not properly sanitize file paths in packet data during file requesting and     file saving operations. A remote attacker could possibly use this issue to read or write arbitrary files     outside of the intended directory.

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

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

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - nncp before 8.12.0 allows path traversal (for reading or writing) during freqing and file saving via a     crafted path in packet data. (CVE-2025-60020)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote Debian 12 / 13 host has a package installed that is affected by a vulnerability as referenced in the dsa-6012 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-6012-1                   security@debian.org     https://www.debian.org/security/                     Salvatore Bonaccorso     September 26, 2025                    https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : nncp     CVE ID         : CVE-2025-60020     Debian Bug     : 1115848

    Eugene Medvedev discovered that nncp, a package facilitating secure     store-and-forward file and mail exchange, was susceptible to path     traversal with the freq and file commands.

    For the oldstable distribution (bookworm), this problem has been fixed     in version 8.8.2-3+deb12u1.

    For the stable distribution (trixie), this problem has been fixed in     version 8.11.0-4+deb13u1.

    We recommend that you upgrade your nncp packages.

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

    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.

ID	Name	Product	Family	Severity
320488	Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : NNCP vulnerability (USN-8359-1)	Nessus	Ubuntu Local Security Checks	medium
266039	Linux Distros Unpatched Vulnerability : CVE-2025-60020	Nessus	Misc.	medium
265994	Debian dsa-6012 : nncp - security update	Nessus	Debian Local Security Checks	medium

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CVE-2025-60020

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Tenable Plugins

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