Executive Summary

Summary
Title apt security update
Informations
Name DSA-3048 First vendor Publication 2014-10-08
Vendor Debian Last vendor Modification 2014-10-08
Severity (Vendor) N/A Revision 1

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:N/I:P/A:P)
Cvss Base Score 3.6 Attack Range Local
Cvss Impact Score 4.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Guillem Jover discovered that the changelog retrieval functionality in apt-get used temporary files in an insecure way, allowing a local user to cause arbitrary files to be overwritten.

This vulnerability is neutralized by the fs.protected_symlinks setting in the Linux kernel, which is enabled by default in Debian 7 Wheezy and up.

For the stable distribution (wheezy), this problem has been fixed in version 0.9.7.9+deb7u6.

For the unstable distribution (sid), this problem has been fixed in version 1.0.9.2.

We recommend that you upgrade your apt packages.

Original Source

Url : http://www.debian.org/security/2014/dsa-3048

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-59 Improper Link Resolution Before File Access ('Link Following')

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:26237
 
Oval ID: oval:org.mitre.oval:def:26237
Title: USN-2370-1 -- apt vulnerability
Description: APT could be made to overwrite files.
Family: unix Class: patch
Reference(s): USN-2370-1
CVE-2014-7206
Version: 3
Platform(s): Ubuntu 14.04
Ubuntu 12.04
Product(s): apt
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:27191
 
Oval ID: oval:org.mitre.oval:def:27191
Title: DSA-3048-1 apt - security update
Description: Guillem Jover discovered that the changelog retrieval functionality in apt-get used temporary files in an insecure way, allowing a local user to cause arbitrary files to be overwritten.
Family: unix Class: patch
Reference(s): DSA-3048-1
CVE-2014-7206
Version: 3
Platform(s): Debian GNU/Linux 7.0
Debian GNU/kFreeBSD 7.0
Product(s): apt
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 85
Application 4

Nessus® Vulnerability Scanner

Date Description
2014-10-09 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3048.nasl - Type : ACT_GATHER_INFO
2014-10-09 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-2370-1.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
2
3
Date Informations
2014-10-22 21:30:50
  • Multiple Updates
2014-10-15 21:27:01
  • Multiple Updates
2014-10-10 13:25:54
  • Multiple Updates
2014-10-08 21:21:10
  • First insertion