Executive Summary

Summary
Title APT vulnerability
Informations
Name USN-1169-1 First vendor Publication 2011-07-13
Vendor Ubuntu Last vendor Modification 2011-07-13
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:N/I:P/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 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 11.04

Summary:

An attacker could trick APT into installing altered packages.

Software Description: - apt: Advanced front-end for dpkg

Details:

William Grant discovered that APT incorrectly validated inline GPG signatures. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could potentially be used to install altered packages.

Update instructions:

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

Ubuntu 11.04:
apt 0.8.13.2ubuntu4.1

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

References:
http://www.ubuntu.com/usn/usn-1169-1
CVE-2011-1829

Package Information:
https://launchpad.net/ubuntu/+source/apt/0.8.13.2ubuntu4.1

Original Source

Url : http://www.ubuntu.com/usn/USN-1169-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:13973
 
Oval ID: oval:org.mitre.oval:def:13973
Title: USN-1169-1 -- apt vulnerability
Description: apt: Advanced front-end for dpkg An attacker could trick APT into installing altered packages.
Family: unix Class: patch
Reference(s): USN-1169-1
CVE-2011-1829
Version: 7
Platform(s): Ubuntu 11.04
Product(s): apt
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 57
Os 1

OpenVAS Exploits

Date Description
2011-07-18 Name : Ubuntu Update for apt USN-1169-1
File : nvt/gb_ubuntu_USN_1169_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
74263 APT Inline GPG Signatures Verification Weakness

Nessus® Vulnerability Scanner

Date Description
2011-07-14 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1169-1.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 11:58:47
  • Multiple Updates