Virtualenv up to 1.4.9 link following

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.

A vulnerability, which was classified as problematic, was found in Virtualenv. Affected is an unknown code block. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-59. This is going to have an impact on integrity.

The weakness was disclosed 12/30/2011 by Nico Golde (Website). The advisory is available at This vulnerability is traded as CVE-2011-4617 since 11/29/2011. The exploitability is told to be difficult. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 57439 (Fedora 15 : python-virtualenv-1.7-1.fc15 (2011-17341)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

Upgrading to version 0.9.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 51120), X-Force (71869), Secunia (SA47240), Vulnerability Center (SBV-34190) and Tenable (57439).



CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 2.9
VulDB Meta Temp Score: 2.8

VulDB Base Score: 2.9
VulDB Temp Score: 2.8
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Privilege escalation
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 57439
Nessus Name: Fedora 15 : python-virtualenv-1.7-1.fc15 (2011-17341)
Nessus File: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 863927
OpenVAS Name: Fedora Update for python-virtualenv FEDORA-2011-17289
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Virtualenv 0.9.2


11/29/2011 🔍
12/19/2011 +20 days 🔍
12/20/2011 +1 days 🔍
12/30/2011 +10 days 🔍
12/30/2011 +0 days 🔍
12/30/2011 +0 days 🔍
01/06/2012 +7 days 🔍
01/09/2012 +3 days 🔍
03/23/2015 +1169 days 🔍
12/26/2016 +644 days 🔍
10/01/2018 +644 days 🔍


Researcher: Nico Golde
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-4617 (🔍)
SecurityFocus: 51120 - Virtualenv Insecure Temporary File Creation Vulnerability
Secunia: 47240 - virtualenv Insecure Temporary Files Security Issue, Not Critical
X-Force: 71869
Vulnerability Center: 34190 - Python Virtualenv Allows Local Users to Overwrite Arbitrary Files via Symlink Attack, Low


Created: 03/23/2015 04:50 PM
Updated: 10/01/2018 07:49 AM
Changes: (13) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai advisory_person_name advisory_confirm_url source_cve_assigned source_secunia source_secunia_date source_securityfocus_date source_securityfocus_class
Complete: 🔍


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