Executive Summary

Summary
Title sudo vulnerability
Informations
Name USN-28-1 First vendor Publication 2004-11-17
Vendor Ubuntu Last vendor Modification 2004-11-17
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
 
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Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
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Detail

A security issue affects the following Ubuntu releases:

Ubuntu 4.10 (Warty Warthog)

The following packages are affected:

sudo

The problem can be corrected by upgrading the affected package to version 1.6.7p5-1ubuntu4.1. In general, a standard system upgrade is sufficient to effect the necessary changes.

Details follow:

Liam Helmer discovered an input validation flaw in sudo. When the standard shell "bash" starts up, it searches the environment for variables with a value beginning with "()". For each of these variables a function with the same name is created, with the function body filled in from the environment variable's value.

A malicious user with sudo access to a shell script that uses bash can use this feature to substitute arbitrary commands for any non-fully-qualified programs called from the script. Therefore this flaw can lead to privilege escalation.

Original Source

Url : http://www.ubuntu.com/usn/USN-28-1

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 25
Os 11
Os 6
Os 2
Os 4
Os 2

OpenVAS Exploits

Date Description
2008-09-04 Name : FreeBSD Ports: sudo
File : nvt/freebsd_sudo0.nasl
2008-01-17 Name : Debian Security Advisory DSA 596-1 (sudo)
File : nvt/deb_596_1.nasl
2008-01-17 Name : Debian Security Advisory DSA 596-2 (sudo)
File : nvt/deb_596_2.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
11716 sudo Bash Script Subversion Arbitrary Command Execution

sudo contains a flaw that may allow a malicious user to gain access to unauthorized privileges. The issue is triggered when sudo fails to sanitize environment variables, and a specially crafted Bash environment variable is used to execute arbitrary commands. This flaw may lead to a loss of integrity.

Nessus® Vulnerability Scanner

Date Description
2006-01-15 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-28-1.nasl - Type : ACT_GATHER_INFO
2005-05-03 Name : The remote host is missing a Mac OS X update that fixes a security issue.
File : macosx_SecUpd2005-005.nasl - Type : ACT_GATHER_INFO
2004-11-24 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-596.nasl - Type : ACT_GATHER_INFO
2004-11-17 Name : The remote Mandrake Linux host is missing a security update.
File : mandrake_MDKSA-2004-133.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 12:03:25
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