Mozilla Firefox/Thunderbird File Protocol access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability classified as problematic has been found in Mozilla Firefox and Thunderbird (Web Browser). Affected is an unknown functionality of the component File Protocol Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality.

The weakness was released 09/02/2014 by Yu Dongsong as MFSA2014-71 as confirmed advisory (Website). The advisory is available at This vulnerability is traded as CVE-2014-1566 since 01/16/2014. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 82632 (GLSA-201504-01 : Mozilla Products: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122588 (Mozilla Firefox / Thunderbird Multiple Vulnerabilities (MFSA 2014-67 to MFSA 2014-72)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (95660), SecurityTracker (ID 1030793), Vulnerability Center (SBV-45986) and Tenable (82632). Entries connected to this vulnerability are available at 13561, 67440, 67441 and 67442.


  • Mozilla Firefox 31.0
  • Mozilla Firefox ESR 24.7
  • Mozilla Thunderbird 24.7/31.0






  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍



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Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 82632
Nessus Name: GLSA-201504-01 : Mozilla Products: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 18627
OpenVAS Name: Gentoo Linux Local Check:
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

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01/16/2014 🔍
09/02/2014 +229 days 🔍
09/02/2014 +0 days 🔍
09/02/2014 +0 days 🔍
09/02/2014 +0 days 🔍
09/03/2014 +1 days 🔍
09/03/2014 +0 days 🔍
09/03/2014 +0 days 🔍
09/03/2014 +0 days 🔍
02/15/2022 +2722 days 🔍



Advisory: MFSA2014-71
Researcher: Yu Dongsong
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-1566 (🔍)

X-Force: 95660 - Mozilla Firefox file: protocol information disclosure, Medium Risk
SecurityTracker: 1030793 - Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code and Obtain Potentially Sensitive Information
Vulnerability Center: 45986 - Mozilla Firefox <31.1 Remote Information Disclosure By Reading the SD Card - CVE-2014-1566, Medium
SecurityFocus: 69522 - Mozilla Firefox for Android CVE-2014-1566 Incomplete Fix Information Disclosure Vulnerability

See also: 🔍


Created: 09/03/2014 10:34 AM
Updated: 02/15/2022 08:56 AM
Changes: 09/03/2014 10:34 AM (79), 06/05/2017 10:48 AM (6), 02/15/2022 08:52 AM (3), 02/15/2022 08:56 AM (1)
Complete: 🔍


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