Ispravljen je nedostatak programskog paketa virtualenv kojeg je lokalni napadač mogao iskoristiti za prepisivanje proizvoljnih datoteka u direktoriju /tmp/ .
Paket:
python-virtualenv 1.x
Operacijski sustavi:
Gentoo Linux
Problem:
pogreška u programskoj komponenti
Iskorištavanje:
lokalno
Posljedica:
izmjena podataka
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2011-4617
Izvorni ID preporuke:
GLSA 201206-17
Izvor:
Gentoo
Problem:
Propust je posljedica nesigurnog rukovanja privremenim datotekama u modulu virtualenv.py.
Posljedica:
Navedeni propust lokalni napadač može iskoristiti za izvođenje symlink napada za prepisivanje proizvoljnih datoteka u direktoriju /tmp/ .
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Gentoo Linux Security Advisory GLSA 201206-17
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http://security.gentoo.org/
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Severity: Normal
Title: virtualenv: Insecure temporary file usage
Date: June 22, 2012
Bugs: #395285
ID: 201206-17
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Synopsis
========
An insecure temporary file usage has been reported in virtualenv,
possibly allowing symlink attacks.
Background
==========
virtualenv is a virtual Python environment builder.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-python/virtualenv < 1.5.1 >= 1.5.1
Description
===========
The virtualenv.py script in virtualenv does not handle temporary files
securely.
Impact
======
A local attacker could perform symlink attacks to overwrite arbitrary
files with the privileges of the user running the application.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All virtualenv users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-python/virtualenv-1.5.1"
References
==========
[ 1 ] CVE-2011-4617
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4617
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201206-17.xml
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
Ova e-mail adresa je zaštićena od spambota. Potrebno je omogućiti JavaScript da je vidite. or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2012 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
http://creativecommons.org/licenses/by-sa/2.5
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