Executive Summary

Summary
Title gnome-screensaver vulnerability
Informations
Name USN-1716-1 First vendor Publication 2013-02-12
Vendor Ubuntu Last vendor Modification 2013-02-12
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: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
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 12.10

Summary:

gnome-screensaver would allow unintended access to the user session.

Software Description: - gnome-screensaver: GNOME screen saver and locker

Details:

It was discovered that gnome-screensaver did not start automatically after logging in. This may result in the screen not being automatically locked after the inactivity timeout is reached, permitting an attacker with physical access to gain access to an unlocked session.

Update instructions:

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

Ubuntu 12.10:
gnome-screensaver 3.6.0-0ubuntu2.1

After a standard system update you need to restart your session to make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1716-1
CVE-2013-1050

Package Information:
https://launchpad.net/ubuntu/+source/gnome-screensaver/3.6.0-0ubuntu2.1

Original Source

Url : http://www.ubuntu.com/usn/USN-1716-1

CWE : Common Weakness Enumeration

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

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:18164
 
Oval ID: oval:org.mitre.oval:def:18164
Title: USN-1716-1 -- gnome-screensaver vulnerability
Description: gnome-screensaver would allow unintended access to the user session.
Family: unix Class: patch
Reference(s): USN-1716-1
CVE-2013-1050
Version: 7
Platform(s): Ubuntu 12.10
Product(s): gnome-screensaver
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3

Nessus® Vulnerability Scanner

Date Description
2013-02-13 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1716-1.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
2
3
Date Informations
2014-02-17 12:01:27
  • Multiple Updates
2013-03-18 21:19:33
  • Multiple Updates
2013-03-16 18:31:56
  • Multiple Updates
2013-02-12 17:18:50
  • First insertion