RHEL 7 : ghostscript (RHSA-2018:3834)

critical Nessus Plugin ID 119736

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Synopsis

The remote Red Hat host is missing one or more security updates for ghostscript.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:3834 advisory.

- ghostscript: Uninitialized memory access in the aesdecode operator (699665) (CVE-2018-15911)

- ghostscript: Incorrect free logic in pagedevice replacement (699664) (CVE-2018-16541)

- ghostscript: Incorrect restoration of privilege checking when running out of stack during exception handling (CVE-2018-16802)

- ghostscript: User-writable error exception table (CVE-2018-17183)

- ghostscript: Saved execution stacks can leak operator arrays (incomplete fix for CVE-2018-17183) (CVE-2018-17961)

- ghostscript: Saved execution stacks can leak operator arrays (CVE-2018-18073)

- ghostscript: 1Policy operator allows a sandbox protection bypass (CVE-2018-18284)

- ghostscript: Type confusion in setpattern (700141) (CVE-2018-19134)

- ghostscript: Improperly implemented security check in zsetdevice function in psi/zdevice.c (CVE-2018-19409)

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 RHEL ghostscript package based on the guidance in RHSA-2018:3834.

Plugin Details

Severity: Critical

ID: 119736

File Name: redhat-RHSA-2018-3834.nasl

Version: 1.11

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 12/18/2018

Updated: 4/27/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.3

Vendor

Vendor Severity: Important

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-2018-19409

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:redhat:enterprise_linux:ghostscript-gtk, p-cpe:/a:redhat:enterprise_linux:ghostscript, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:ghostscript-doc, p-cpe:/a:redhat:enterprise_linux:ghostscript-cups, p-cpe:/a:redhat:enterprise_linux:ghostscript-devel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/17/2018

Vulnerability Publication Date: 8/28/2018

Reference Information

CVE: CVE-2018-15911, CVE-2018-16541, CVE-2018-16802, CVE-2018-17183, CVE-2018-17961, CVE-2018-18073, CVE-2018-18284, CVE-2018-19134, CVE-2018-19409

CWE: 20, 391, 416, 456, 460

IAVB: 2019-B-0081-S

RHSA: 2018:3834

Detections

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