Oracle Linux 6 : ghostscript (ELSA-2018-3760)

high Nessus Plugin ID 119328

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

From Red Hat Security Advisory 2018:3760 :

An update for ghostscript is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.

Security Fix(es) :

* It was discovered that the ghostscript /invalidaccess checks fail under certain conditions. An attacker could possibly exploit this to bypass the -dSAFER protection and, for example, execute arbitrary shell commands via a specially crafted PostScript document.
(CVE-2018-16509)

Red Hat would like to thank Tavis Ormandy (Google Project Zero) for reporting this issue.

Solution

Update the affected ghostscript packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2018-December/008315.html

Plugin Details

Severity: High

ID: 119328

File Name: oraclelinux_ELSA-2018-3760.nasl

Version: 1.3

Type: local

Agent: unix

Published: 12/4/2018

Updated: 9/27/2019

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.7

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

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.2

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:ghostscript, p-cpe:/a:oracle:linux:ghostscript-devel, p-cpe:/a:oracle:linux:ghostscript-doc, p-cpe:/a:oracle:linux:ghostscript-gtk, cpe:/o:oracle:linux:6

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/3/2018

Vulnerability Publication Date: 9/5/2018

Exploitable With

Metasploit (Ghostscript Failed Restore Command Execution)

Reference Information

CVE: CVE-2018-16509

RHSA: 2018:3760