Ubuntu Linux - [RNP PKESK Session Keys Generated as All-Zero]

The remote Fedora 41 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-bc8b81c28d advisory.

    **Version 0.18.1**

    Security

    *    Fixed critical issue where PKESK (public-key encrypted) session keys were   generated as all-zero,     allowing trivial decryption of messages encrypted with   public keys only (**CVE-2025-13402**)


Tenable has extracted the preceding description block directly from the Fedora 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 remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-a96ccc98ca advisory.

    **Version 0.18.1**

    Security

    *    Fixed critical issue where PKESK (public-key encrypted) session keys were   generated as all-zero,     allowing trivial decryption of messages encrypted with   public keys only (**CVE-2025-13470**,
    **CVE-2025-13402**)



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

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

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-7bef956026 advisory.

    **Version 0.18.1**

    Security

    *    Fixed critical issue where PKESK (public-key encrypted) session keys were   generated as all-zero,     allowing trivial decryption of messages encrypted with   public keys only (**CVE-2025-13470**,
    **CVE-2025-13402**)



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

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

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2025-20116-1 advisory.

    - update to 0.18.1:
      * CVE-2025-13470: PKESK (public-key encrypted) session keys were         generated as all-zero, allowing trivial decryption of messages         encrypted with public keys only (boo#1253957, CVE-2025-13402)

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

Note that Nessus has not tested for these issues 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.

  - Ubuntu Linux - [RNP PKESK Session Keys Generated as All-Zero] (CVE-2025-13402)

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

ID	Name	Product	Family	Severity
277241	Fedora 41 : rnp (2025-bc8b81c28d)	Nessus	Fedora Local Security Checks	critical
277239	Fedora 43 : rnp (2025-a96ccc98ca)	Nessus	Fedora Local Security Checks	high
277236	Fedora 42 : rnp (2025-7bef956026)	Nessus	Fedora Local Security Checks	high
277006	openSUSE 16 Security Update : rnp (openSUSE-SU-2025-20116-1)	Nessus	SuSE Local Security Checks	high
276039	Linux Distros Unpatched Vulnerability : CVE-2025-13402	Nessus	Misc.	critical

Detections

Analytics

CVE-2025-13402

critical

Tenable Plugins

critical

high

high

high

critical