Executive Summary

Summary
Title a2ps: Arbitrary code execution
Informations
Name GLSA-201701-67 First vendor Publication 2017-01-29
Vendor Gentoo Last vendor Modification 2017-01-29
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

A vulnerability in a2ps' fixps script might allow remote attackers to execute arbitrary code.

Background

a2ps is an Any to PostScript filter.

Description

a2ps' fixps script does not invoke gs with the -dSAFER option.

Impact

Remote attackers, by enticing a user to process a specially crafted PostScript file, could delete arbitrary files or execute arbitrary code with the privileges of the process.

Workaround

There is no known workaround at this time.

Resolution

All a2ps users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/a2ps-4.14-r5"

References

[ 1 ] CVE-2014-0466 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0466

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/201701-67

Original Source

Url : http://security.gentoo.org/glsa/glsa-201701-67.xml

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:24211
 
Oval ID: oval:org.mitre.oval:def:24211
Title: DSA-2892-1 a2ps - security update
Description: Several vulnerabilities have been found in a2ps, an <q>Anything to PostScript</q> converter and pretty-printer.
Family: unix Class: patch
Reference(s): DSA-2892-1
CVE-2001-1593
CVE-2014-0466
 Version: 5
Platform(s): Debian GNU/Linux 6.0
Debian GNU/Linux 7
Debian GNU/kFreeBSD 6.0
Debian GNU/kFreeBSD 7
 Product(s): a2ps
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:25285
 
Oval ID: oval:org.mitre.oval:def:25285
Title: SUSE-SU-2014:0581-1 -- Security update for a2ps
Description: The text to postscript converter a2ps received a security update. The fixps script did not call ghostscript with the -DSAFER option, allowing command execution by attacker supplied postscript files. Security Issue reference: * CVE-2014-0466 <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0466 >
Family: unix Class: patch
Reference(s): SUSE-SU-2014:0581-1
CVE-2014-0466
 Version: 3
Platform(s): SUSE Linux Enterprise Server 11
SUSE Linux Enterprise Desktop 11
 Product(s): a2ps
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Nessus® Vulnerability Scanner

Date Description
2017-01-30 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201701-67.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2014-279.nasl - Type : ACT_GATHER_INFO
2014-05-09 Name : The remote Fedora host is missing a security update.
File : fedora_2014-4676.nasl - Type : ACT_GATHER_INFO
2014-05-09 Name : The remote Fedora host is missing a security update.
File : fedora_2014-4691.nasl - Type : ACT_GATHER_INFO
2014-04-30 Name : The remote SuSE 11 host is missing a security update.
File : suse_11_a2ps-140331.nasl - Type : ACT_GATHER_INFO
2014-04-11 Name : The remote Mandriva Linux host is missing one or more security updates.
File : mandriva_MDVSA-2014-076.nasl - Type : ACT_GATHER_INFO
2014-04-01 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2892.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2017-01-31 13:26:20
  • Multiple Updates
2017-01-29 21:23:33
  • First insertion