A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service.

According to the versions of the ruby packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

    A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack     allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large     number of messages with the vulnerable service.(CVE-2025-0306)

Tenable has extracted the preceding description block directly from the EulerOS ruby 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.

  - A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack     allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large     number of messages with the vulnerable service. (CVE-2025-0306)

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

An update of the ruby package has been released.

ID	Name	Product	Family	Severity
233615	EulerOS 2.0 SP13 : ruby (EulerOS-SA-2025-1326)	Nessus	Huawei Local Security Checks	high
233601	EulerOS 2.0 SP13 : ruby (EulerOS-SA-2025-1343)	Nessus	Huawei Local Security Checks	high
230697	Linux Distros Unpatched Vulnerability : CVE-2025-0306	Nessus	Misc.	high
215202	Photon OS 5.0: Ruby PHSA-2025-5.0-0468	Nessus	PhotonOS Local Security Checks	high

Detections

Analytics

CVE-2025-0306

high

Tenable Plugins

high

high

high

high