Mozilla Firefox 3.6/3.6.1/3.7 Fonts numeric error

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.
9.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Mozilla Firefox 3.6/3.6.1/3.7. Impacted is an unknown function of the component Fonts. The manipulation leads to numeric error. This vulnerability is uniquely identified as CVE-2010-1028. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mozilla Firefox 3.6/3.6.1/3.7 (Web Browser) and classified as very critical. This issue affects an unknown functionality of the component Fonts. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Integer overflow in the decompression functionality in the Web Open Fonts Format (WOFF) decoder in Mozilla Firefox 3.6 before 3.6.2 and 3.7 before 3.7 alpha 3 allows remote attackers to execute arbitrary code via a crafted WOFF file that triggers a buffer overflow, as demonstrated by the vd_ff module in VulnDisco 9.0.

The weakness was disclosed 03/19/2010 as confirmed advisory (CERT.org). The advisory is shared at kb.cert.org. The identification of this vulnerability is CVE-2010-1028. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/03/2026).

The vulnerability scanner Nessus provides a plugin with the ID 45135 (FreeBSD : firefox -- WOFF heap corruption due to integer overflow (5d5ed535-3653-11df-9edc-000f20797ede)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 117163 (Mozilla Firefox Security Update (MFSA 2010-08)).

Upgrading to version 3.7 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 9614.

The vulnerability is also documented in the databases at Tenable (45135) and Vulnerability Center (SBV-25167†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 45135
Nessus Name: FreeBSD : firefox -- WOFF heap corruption due to integer overflow (5d5ed535-3653-11df-9edc-000f20797ede)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 67137
OpenVAS Name: FreeBSD Ports: firefox
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Firefox 3.7
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/19/2010 🔍
03/19/2010 +0 days 🔍
03/19/2010 +0 days 🔍
03/19/2010 +0 days 🔍
03/24/2010 +5 days 🔍
03/28/2010 +4 days 🔍
03/19/2015 +1817 days 🔍
05/03/2026 +4062 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: kb.cert.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-1028 (🔍)
GCVE (CVE): GCVE-0-2010-1028
GCVE (VulDB): GCVE-100-52277

OVAL: 🔍

CERT: 🔍
Vulnerability Center: 25167 - Mozilla Firefox Remote Arbitrary Code Execution Vulnerability via a Crafted WOFF File, Critical

Entryinfo

Created: 03/19/2015 12:22
Updated: 05/03/2026 00:04
Changes: 03/19/2015 12:22 (66), 02/22/2017 10:47 (6), 09/05/2021 14:42 (3), 09/05/2021 14:45 (1), 12/08/2024 05:14 (16), 01/27/2025 05:30 (2), 05/03/2026 00:04 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!