Executive Summary

Summary
Title ubuntu-system-service vulnerability
Informations
Name USN-1962-1 First vendor Publication 2013-09-18
Vendor Ubuntu Last vendor Modification 2013-09-18
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:L/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 4.6 Attack Range Local
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 13.04 - Ubuntu 12.10 - Ubuntu 12.04 LTS

Summary:

ubuntu-system-service could be tricked into bypassing polkit authorizations.

Software Description: - ubuntu-system-service: Dbus service to set various system-wide configurations

Details:

It was discovered that ubuntu-system-service was using polkit in an unsafe manner. A local attacker could possibly use this issue to bypass intended polkit authorizations.

Update instructions:

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

Ubuntu 13.04:
ubuntu-system-service 0.2.4.1

Ubuntu 12.10:
ubuntu-system-service 0.2.3.1

Ubuntu 12.04 LTS:
ubuntu-system-service 0.2.2.1

After a standard system update you need to reboot your computer to make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1962-1
CVE-2013-1062

Package Information:
https://launchpad.net/ubuntu/+source/ubuntu-system-service/0.2.4.1
https://launchpad.net/ubuntu/+source/ubuntu-system-service/0.2.3.1
https://launchpad.net/ubuntu/+source/ubuntu-system-service/0.2.2.1

Original Source

Url : http://www.ubuntu.com/usn/USN-1962-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-264 Permissions, Privileges, and Access Controls

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:19366
 
Oval ID: oval:org.mitre.oval:def:19366
Title: USN-1962-1 -- ubuntu-system-service vulnerability
Description: ubuntu-system-service could be tricked into bypassing polkit authorizations.
Family: unix Class: patch
Reference(s): USN-1962-1
CVE-2013-1062
Version: 7
Platform(s): Ubuntu 13.04
Ubuntu 12.10
Ubuntu 12.04
Product(s): ubuntu-system-service
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3
Os 3

Nessus® Vulnerability Scanner

Date Description
2013-09-19 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1962-1.nasl - Type : ACT_GATHER_INFO

Alert History

If you want to see full details history, please login or register.
0
1
2
3
4
Date Informations
2014-02-17 12:02:30
  • Multiple Updates
2013-10-04 21:26:35
  • Multiple Updates
2013-10-04 17:24:09
  • Multiple Updates
2013-10-04 13:25:19
  • Multiple Updates
2013-09-18 21:20:38
  • First insertion