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Ubuntu 14.04 LTS / 16.04 LTS : rsync vulnerabilities (USN-3543-1)

critical Nessus Plugin ID 106295

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Synopsis

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

Description

The remote Ubuntu 14.04 LTS / 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3543-1 advisory.

 It was discovered that rsync incorrectly handled certain data input. An attacker could possibly use this to cause a denial of service or execute arbitrary code. (CVE-2017-16548)

 It was discovered that rsync incorrectly parsed certain arguments. An attacker could possibly use this to bypass arguments and execute arbitrary code. (CVE-2018-5764)

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

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

Solution

Update the affected rsync package.

See Also

https://ubuntu.com/security/notices/USN-3543-1

Plugin Details

Severity: Critical

ID: 106295

File Name: ubuntu_USN-3543-1.nasl

Version: 3.10

Type: local

Agent: unix

Published: 1/24/2018

Updated: 8/27/2024

Supported Sensors: Agentless Assessment, Continuous 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: 5.5

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

CVSS Score Source: CVE-2017-16548

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:rsync, cpe:/o:canonical:ubuntu_linux:16.04:-:lts

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/23/2018

Vulnerability Publication Date: 11/6/2017

Reference Information

CVE: CVE-2017-16548, CVE-2018-5764

USN: 3543-1