Mozilla Firefox up to 28.0.1 Browser Engine memory corruption

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.
4.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Mozilla Firefox up to 28.0.1. Affected is an unknown function of the component Browser Engine. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2014-1519. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Mozilla Firefox up to 28.0.1 (Web Browser). This affects some unknown processing of the component Browser Engine. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 29.0 and SeaMonkey before 2.26 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

The weakness was shared 04/29/2014 by Carsten Book, Christian Holler, Gary Kwong, John Schoenick, Karl Tomlinson, Vladimir Vukicevic and Jan de Mooij as MFSA2014-34 as confirmed advisory (Website). The advisory is shared at mozilla.org. The advisory contains:

In general these flaws cannot be exploited through email in the Thunderbird and Seamonkey products because scripting is disabled, but are potentially a risk in browser or browser-like contexts.
This vulnerability is uniquely identified as CVE-2014-1519 since 01/16/2014. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 73848 (Fedora 19 : firefox-29.0-5.fc19 / thunderbird-24.5.0-1.fc19 / xulrunner-29.0-1.fc19 (2014-5829)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166971 (OpenSuSE Security Update for Mozilla Firefox (openSUSE-SU-2014:0599-1)).

Upgrading to version 29.0 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 (92848), Tenable (73848), SecurityFocus (BID 67125†), Secunia (SA58344†) and SecurityTracker (ID 1030165†). Further details are available at bugzilla.mozilla.org. The entries VDB-13101, VDB-13100, VDB-13099 and VDB-13098 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Mozilla Firefox up to 28.0.1
  • Mozilla Firefox ESR up to 24.4
  • Mozilla Thunderbird up to 24.4
  • Mozilla Seamonkey up to 2.25

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.4

VulDB Base Score: 5.0
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 73848
Nessus Name: Fedora 19 : firefox-29.0-5.fc19 / thunderbird-24.5.0-1.fc19 / xulrunner-29.0-1.fc19 (2014-5829)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 841802
OpenVAS Name: Ubuntu Update for firefox USN-2185-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Firefox 29.0

Timelineinfo

01/16/2014 🔍
04/29/2014 +103 days 🔍
04/29/2014 +0 days 🔍
04/29/2014 +0 days 🔍
04/30/2014 +1 days 🔍
04/30/2014 +0 days 🔍
04/30/2014 +0 days 🔍
04/30/2014 +0 days 🔍
04/30/2014 +0 days 🔍
05/01/2014 +1 days 🔍
05/12/2026 +4394 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA2014-34
Researcher: Carsten Book, Christian Holler, Gary Kwong, John Schoenick, Karl Tomlinson, Vladimir Vukicevic, Jan de Mooij
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-1519 (🔍)
GCVE (CVE): GCVE-0-2014-1519
GCVE (VulDB): GCVE-100-13089

OVAL: 🔍
IAVM: 🔍

X-Force: 92848 - Mozilla Firefox,Thunderbird and SeaMonkey code execution, High Risk
SecurityFocus: 67125 - Mozilla Firefox/Thunderbird/SeaMonkey CVE-2014-1519 Multiple Memory Corruption Vulnerabilities
Secunia: 58344 - Mozilla Firefox / Thunderbird / SeaMonkey Multiple Vulnerabilities, Highly Critical
SecurityTracker: 1030165 - Mozilla Thunderbird Multiple Flaws Let Remote Users Execute Arbitrary Code, Deny Service, and Conduct Cross-Site Scripting Attacks and Local Users Gain Elevated Privileges
Vulnerability Center: 44350 - Mozilla Firefox and SeaMonkey Code Execution via Unknown Vectors - CVE-2014-1519, Critical

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 04/30/2014 21:26
Updated: 05/12/2026 08:13
Changes: 04/30/2014 21:26 (84), 01/31/2018 09:52 (12), 06/19/2021 07:28 (2), 05/12/2026 08:13 (17)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!