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Ubuntu 16.04 LTS / 18.04 LTS : Ansible vulnerabilities (USN-4072-1)

critical Nessus Plugin ID 127043

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

It was discovered that Ansible failed to properly handle sensitive information. A local attacker could use those vulnerabilities to extract them. (CVE-2017-7481) (CVE-2018-10855) (CVE-2018-16837) (CVE-2018-16876) (CVE-2019-10156)

It was discovered that Ansible could load configuration files from the current working directory containing crafted commands. An attacker could run arbitrary code as result. (CVE-2018-10874) (CVE-2018-10875)

It was discovered that Ansible fetch module had a path traversal vulnerability. A local attacker could copy and overwrite files outside of the specified destination. (CVE-2019-3828).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected ansible, ansible-fireball and / or ansible-node-fireball packages.

See Also

https://ubuntu.com/security/notices/USN-4072-1

Plugin Details

Severity: Critical

ID: 127043

File Name: ubuntu_USN-4072-1.nasl

Version: 1.12

Type: local

Agent: unix

Published: 7/25/2019

Updated: 10/21/2023

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2017-7481

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:ansible, p-cpe:/a:canonical:ubuntu_linux:ansible-fireball, p-cpe:/a:canonical:ubuntu_linux:ansible-node-fireball, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:canonical:ubuntu_linux:18.04:-:lts

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/24/2019

Vulnerability Publication Date: 7/2/2018

Reference Information

CVE: CVE-2017-7481, CVE-2018-10855, CVE-2018-10874, CVE-2018-10875, CVE-2018-16837, CVE-2018-16876, CVE-2019-10156, CVE-2019-3828

USN: 4072-1