ownCloud up to 6.0.0 File Upload filename cross site scripting

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, which was classified as problematic, was found in ownCloud up to 6.0.0 (Cloud Software). This affects an unknown part of the component File Upload. The manipulation of the argument filename with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. This is going to have an impact on integrity. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors.

The bug was discovered 02/05/2014. The weakness was shared 03/20/2018 by absane (Absane) as EDB-31427 as confirmed exploit (Exploit-DB). The advisory is shared at exploit-db.com. This vulnerability is uniquely identified as CVE-2014-1665 since 01/24/2014. It is possible to initiate the attack remotely. A authentication is necessary for exploitation. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

A public exploit has been developed by Absane and been published before and not just after the advisory. It is declared as proof-of-concept. The exploit is shared for download at exploit-db.com. The vulnerability was handled as a non-public zero-day exploit for at least 1504 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 6.0.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (91012) and Exploit-DB (31427).




CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍



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

NVD Base Score: 🔍


Class: Cross site scripting
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Absane
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍


OpenVAS ID: 870844
OpenVAS Name: ownCloud XSS and CSRF Protection Bypass Vulnerabilities Mar18 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfoedit

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


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ownCloud 6.0.1


01/24/2014 🔍
02/05/2014 +12 days 🔍
02/05/2014 +0 days 🔍
02/05/2014 +0 days 🔍
02/05/2014 +0 days 🔍
03/20/2018 +1504 days 🔍
03/20/2018 +0 days 🔍
03/21/2018 +1 days 🔍
02/05/2021 +1052 days 🔍


Advisory: EDB-31427
Researcher: absane (Absane)
Status: Confirmed

CVE: CVE-2014-1665 (🔍)
X-Force: 91012
SecurityFocus: 65457 - ownCloud CVE-2014-1665 Multiple Cross Site Request Forgery and HTML Injection Vulnerabilities
OSVDB: 102978 - CVE-2014-1665 - Owncloud - Owncloud - Low

scip Labs: https://www.scip.ch/en/?labs.20161013


Created: 03/21/2018 07:34 AM
Updated: 02/05/2021 02:28 PM
Changes: (1) advisory_person_name
Complete: 🔍


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