netplan leaks the private key of wireguard to local users. Versions after 1.0 are not affected.

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

  - netplan leaks the private key of wireguard to local users. Versions after 1.0 are not affected.
    (CVE-2022-4968)

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

The version of netplan installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2022-4968 advisory.

  - netplan leaks the private key of wireguard to local users. Versions after 1.0 are not affected.
    (CVE-2022-4968)

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

The version of netplan installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2022-4968 advisory.

  - netplan leaks the private key of wireguard to local users. Versions after 1.0 are not affected.
    (CVE-2022-4968)

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

The remote Ubuntu 20.04 LTS / 22.04 LTS / 23.10 / 24.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-6851-1 advisory.

    Andreas Hasenack discovered that netplan incorrectly handled the permissions for netdev files containing     wireguard configuration. An attacker could use this to obtain wireguard secret keys.

    It was discovered that netplan configuration could be manipulated into injecting arbitrary commands while     setting up network interfaces. An attacker could use this to execute arbitrary commands or escalate     privileges.

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.

ID	Name	Product	Family	Severity
225880	Linux Distros Unpatched Vulnerability : CVE-2022-4968	Nessus	Misc.	medium
216722	Azure Linux 3.0 Security Update: netplan (CVE-2022-4968)	Nessus	Azure Linux Local Security Checks	medium
216721	CBL Mariner 2.0 Security Update: netplan (CVE-2022-4968)	Nessus	MarinerOS Local Security Checks	medium
201048	Ubuntu 20.04 LTS / 22.04 LTS / 23.10 / 24.04 LTS : Netplan vulnerabilities (USN-6851-1)	Nessus	Ubuntu Local Security Checks	medium

Detections

Analytics

CVE-2022-4968

medium

Tenable Plugins

medium

medium

medium

medium