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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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 was found in fedup 0.9.0. It has been rated as problematic. This issue affects an unknown code block. The manipulation with an unknown input leads to a code vulnerability. Using CWE to declare the problem leads to CWE-17. Impacted is availability. The summary by CVE is:

fedup 0.9.0 in Fedora 19, 20, and 21 uses a temporary directory with a static name for its download cache, which allows local users to cause a denial of service (prevention of system updates).

The weakness was presented 12/01/2014 by Michael Scherer (Website). It is possible to read the advisory at The identification of this vulnerability is CVE-2013-6494 since 11/04/2013. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 79077 (Fedora 21 : fedup-0.9.0-2.fc21 (2014-14347)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (79077).



CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.0
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍



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

NVD Base Score: 🔍


Class: Code
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 79077
Nessus Name: Fedora 21 : fedup-0.9.0-2.fc21 (2014-14347)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 867259
OpenVAS Name: Fedora Update for fedup FEDORA-2014-14252
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


11/04/2013 🔍
02/18/2014 +106 days 🔍
02/18/2014 +0 days 🔍
11/10/2014 +265 days 🔍
11/19/2014 +9 days 🔍
12/01/2014 +12 days 🔍
12/01/2014 +0 days 🔍
03/27/2015 +116 days 🔍
04/04/2022 +2565 days 🔍


Advisory: 44
Researcher: Michael Scherer
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-6494 (🔍)
Vulnerability Center: 47189 - FedUp Local Code Execution via Temporary File Creation, Medium
SecurityFocus: 70874 - FedUp CVE-2013-6494 Insecure Temporary File Creation Vulnerability


Created: 03/27/2015 02:56 PM
Updated: 04/04/2022 07:06 PM
Changes: 03/27/2015 02:56 PM (57), 06/12/2017 08:34 AM (9), 04/04/2022 06:59 PM (3), 04/04/2022 07:06 PM (1)
Complete: 🔍


No comments yet. Languages: en.

Please log in to comment.

Do you need the next level of professionalism?

Upgrade your account now!