Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title GLib vulnerability
Informations
Name USN-4049-1 First vendor Publication 2019-07-08
Vendor Ubuntu Last vendor Modification 2019-07-08
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:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 18.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS

Summary:

GLib did not properly restrict directory and file permissions.

Software Description: - glib2.0: GLib Input, Output and Streaming Library (fam module)

Details:

It was discovered that GLib created directories and files without properly restricting permissions. An attacker could possibly use this issue to access sensitive information.

Update instructions:

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

Ubuntu 18.10:
libglib2.0-0 2.58.1-2ubuntu0.2
libglib2.0-bin 2.58.1-2ubuntu0.2

Ubuntu 18.04 LTS:
libglib2.0-0 2.56.4-0ubuntu0.18.04.4
libglib2.0-bin 2.56.4-0ubuntu0.18.04.4

Ubuntu 16.04 LTS:
libglib2.0-0 2.48.2-0ubuntu4.3
libglib2.0-bin 2.48.2-0ubuntu4.3

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

References:
https://usn.ubuntu.com/4049-1
CVE-2019-13012

Package Information:
https://launchpad.net/ubuntu/+source/glib2.0/2.58.1-2ubuntu0.2
https://launchpad.net/ubuntu/+source/glib2.0/2.56.4-0ubuntu0.18.04.4
https://launchpad.net/ubuntu/+source/glib2.0/2.48.2-0ubuntu4.3

Original Source

Url : http://www.ubuntu.com/usn/USN-4049-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-732 Incorrect Permission Assignment for Critical Resource (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 258

Alert History

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0
1
2
Date Informations
2019-08-06 09:22:00
  • Multiple Updates
2019-07-08 21:22:03
  • Multiple Updates
2019-07-08 21:18:50
  • First insertion