Ubuntu 14.04 LTS : ruby1.9.1 vulnerabilities (USN-3439-1)

High Nessus Plugin ID 103692

Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

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).

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 libruby1.9.1, ruby1.9.1 and / or ruby1.9.3 packages.

See Also

https://usn.ubuntu.com/3439-1/

Plugin Details

Severity: High

ID: 103692

File Name: ubuntu_USN-3439-1.nasl

Version: 2.5

Type: local

Agent: unix

Published: 2017/10/06

Updated: 2018/12/01

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 9.3

Temporal Score: 7.3

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

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:libruby1.9.1, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.1, p-cpe:/a:canonical:ubuntu_linux:ruby1.9.3, cpe:/o:canonical:ubuntu_linux:14.04

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: 2017/10/05

Reference Information

CVE: CVE-2017-0898, CVE-2017-0899, CVE-2017-0900, CVE-2017-0901, CVE-2017-10748, CVE-2017-10784, CVE-2017-14033, CVE-2017-14064

USN: 3439-1