Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title Pygments vulnerability
Informations
Name USN-2862-1 First vendor Publication 2016-01-07
Vendor Ubuntu Last vendor Modification 2016-01-07
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:C/I:C/A:C)
Cvss Base Score 9.3 Attack Range Network
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 15.10 - Ubuntu 15.04 - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS

Summary:

Pygments could be made to crash or run programs if it processed a specially crafted font request.

Software Description: - pygments: syntax highlighting package written in Python

Details:

It was discovered that Pygments incorrectly sanitized strings used to search system fonts. An attacker could possibly use this issue to execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 15.10:
python-pygments 2.0.1+dfsg-1.1svn1.1
python3-pygments 2.0.1+dfsg-1.1svn1.1

Ubuntu 15.04:
python-pygments 2.0.1+dfsg-1svn1.1
python3-pygments 2.0.1+dfsg-1svn1.1

Ubuntu 14.04 LTS:
python-pygments 1.6+dfsg-1ubuntu1.1
python3-pygments 1.6+dfsg-1ubuntu1.1

Ubuntu 12.04 LTS:
python-pygments 1.4+dfsg-2ubuntu0.1
python3-pygments 1.4+dfsg-2ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2862-1
CVE-2015-8557

Package Information:
https://launchpad.net/ubuntu/+source/pygments/2.0.1+dfsg-1.1svn1.1
https://launchpad.net/ubuntu/+source/pygments/2.0.1+dfsg-1svn1.1
https://launchpad.net/ubuntu/+source/pygments/1.6+dfsg-1ubuntu1.1
https://launchpad.net/ubuntu/+source/pygments/1.4+dfsg-2ubuntu0.1

Original Source

Url : http://www.ubuntu.com/usn/USN-2862-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-78 Improper Sanitization of Special Elements used in an OS Command ('OS Command Injection') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 10
Os 4

Nessus® Vulnerability Scanner

Date Description
2016-12-05 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201612-05.nasl - Type : ACT_GATHER_INFO
2016-01-14 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3445.nasl - Type : ACT_GATHER_INFO
2016-01-11 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_5f276780b6ce11e597315453ed2e2b49.nasl - Type : ACT_GATHER_INFO
2016-01-08 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-2862-1.nasl - Type : ACT_GATHER_INFO
2015-12-16 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2015-630.nasl - Type : ACT_GATHER_INFO
2015-12-16 Name : The remote Debian host is missing a security update.
File : debian_DLA-369.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2016-01-20 21:26:10
  • Multiple Updates
2016-01-14 00:28:41
  • Multiple Updates
2016-01-09 13:25:25
  • Multiple Updates
2016-01-09 00:27:20
  • Multiple Updates
2016-01-07 17:23:17
  • First insertion