CCE-95790-2Platform: cpe:/o:ubuntu:ubuntu_linux:20.04 | Date: (C)2024-02-12 (M)2024-02-12 |
The Ubuntu operating system must be configured so that Advance Package Tool (APT) removes all software components after updated versions have been installed. Previous versions of software components that are not removed from the information system after updates have been installed may be exploited by adversaries. Some information technology products may remove older versions of software automatically from the information system.
Fixtext:
Add or updated the following options to the "/etc/apt/apt.conf.d/50unattended-upgrades" file:
Unattended-Upgrade::Remove-Unused-Dependencies "true";
Unattended-Upgrade::Remove-Unused-Kernel-Packages "true";
Parameter:
[Yes/No]
Technical Mechanism:
Add or updated the following options to the "/etc/apt/apt.conf.d/50unattended-upgrades" file:
Unattended-Upgrade::Remove-Unused-Dependencies "true";
Unattended-Upgrade::Remove-Unused-Kernel-Packages "true";
CCSS Severity: | CCSS Metrics: |
CCSS Score : 8.8 | Attack Vector: NETWORK |
Exploit Score: 2.8 | Attack Complexity: LOW |
Impact Score: 5.9 | Privileges Required: LOW |
Severity: HIGH | User Interaction: NONE |
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | Scope: UNCHANGED |
| Confidentiality: HIGH |
| Integrity: HIGH |
| Availability: HIGH |
| |
References: Resource Id | Reference |
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SCAP Repo OVAL Definition | oval:org.secpod.oval:def:97843 |