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Ubuntu 14.04 LTS : Ruby vulnerabilities (USN-3439-1)

critical Nessus Plugin ID 103692

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Synopsis

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

Description

The remote Ubuntu 14.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3439-1 advisory.

 It was discovered that Ruby incorrectly handled certain inputs. An attacker could use this to cause a buffer overrun. (CVE-2017-0898)

 Yusuke Endoh discovered that Ruby incorrectly handled certain files. An attacker could use this to execute terminal escape sequences. (CVE-2017-0899)

 Yusuke Endoh discovered that Ruby incorrectly handled certain inputs. An attacker could use this to cause a denial of service. (CVE-2017-0900)

 It was discovered that Ruby incorrectly handled certain files. An attacker could use this to overwrite any file on the filesystem. (CVE-2017-0901)

 It was discovered that Ruby incorrectly handled certain inputs. An attacker could use this to execute arbitrary code. (CVE-2017-10784)

 It was discovered that Ruby incorrectly handled certain inputs. An attacker could use this to cause a denial of service. (CVE-2017-14033)

 It was discovered that Ruby incorrectly handled certain files. An attacker could use this to expose sensitive information. (CVE-2017-14064)

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 packages.

See Also

https://ubuntu.com/security/notices/USN-3439-1

Plugin Details

Severity: Critical

ID: 103692

File Name: ubuntu_USN-3439-1.nasl

Version: 2.11

Type: local

Agent: unix

Published: 10/6/2017

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: 6.7

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2017-10784

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

CVSS Score Source: CVE-2017-14064

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.3, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1-examples, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1-full, p-cpe:/a:canonical:ubuntu_linux:ri1.9.1, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1-dev, p-cpe:/a:canonical:ubuntu_linux:libruby1.9.1, p-cpe:/a:canonical:ubuntu_linux:libtcltk-ruby1.9.1, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1

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: 10/5/2017

Vulnerability Publication Date: 7/5/2017

Reference Information

CVE: CVE-2017-0898, CVE-2017-0899, CVE-2017-0900, CVE-2017-0901, CVE-2017-10784, CVE-2017-14033, CVE-2017-14064

USN: 3439-1