Mozilla Firefox 1.5.0.8/2.0 Direct3D js_dtoa memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Mozilla Firefox 1.5.0.8/2.0. Affected is the function js_dtoa of the component Direct3D. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2006-6499. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mozilla Firefox 1.5.0.8/2.0 (Web Browser). It has been rated as critical. This issue affects the function js_dtoa of the component Direct3D. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The js_dtoa function in Mozilla Firefox 2.x before 2.0.0.1, 1.5.x before 1.5.0.9, Thunderbird before 1.5.0.9, and SeaMonkey before 1.0.7 overwrites memory instead of exiting when the floating point precision is reduced, which allows remote attackers to cause a denial of service via any plugins that reduce the precision.

The weakness was released 12/19/2006 by Frederik Reiss (moz_bug_r_a4) as MFSA2006-68 as confirmed advisory (Website). It is possible to read the advisory at mozilla.org. The identification of this vulnerability is CVE-2006-6499 since 12/13/2006. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 24292 (Debian DSA-1253-1 : mozilla-firefox - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165111 (SUSE Security Update for Mozilla Firefox, Mozilla Thunderbird (SUSE-SA:2006:080)).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at mozilla.org. The best possible mitigation is suggested to be upgrading to the latest version. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 9089.

The vulnerability is also documented in the databases at X-Force (30994), Tenable (24292), SecurityFocus (BID 21668†), OSVDB (31346†) and Secunia (SA23282†). Entries connected to this vulnerability are available at VDB-2774, VDB-2770, VDB-2777 and VDB-2769. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 24292
Nessus Name: Debian DSA-1253-1 : mozilla-firefox - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 57829
OpenVAS Name: Debian Security Advisory DSA 1253-1 (mozilla-firefox)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: mozilla.org
TippingPoint: 🔍

Timelineinfo

12/13/2006 🔍
12/19/2006 +6 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
12/19/2006 +0 days 🔍
12/20/2006 +0 days 🔍
12/21/2006 +1 days 🔍
01/18/2025 +6603 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA2006-68
Researcher: Frederik Reiss (moz_bug_r_a4)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-6499 (🔍)
GCVE (CVE): GCVE-0-2006-6499
GCVE (VulDB): GCVE-100-2771
CERT: 🔍
X-Force: 30994
SecurityFocus: 21668 - Mozilla Firefox/SeaMonkey/Thunderbird Multiple Remote Vulnerabilities
Secunia: 23282 - Mozilla Firefox Multiple Vulnerabilities, Highly Critical
OSVDB: 31346 - Mozilla Multiple Products CPU FPP Reduction js_dtoa() Memory Corruption
SecurityTracker: 1017398 - Mozilla Firefox Memory Corruption in Layout Engine and Javascript Engine May Let Remote Users Execute Arbitrary Code
Vulnerability Center: 13423 - Mozilla Web-Browsers js_dtoa Function Memory Overwrite Vulnerability, Medium
Vupen: ADV-2007-1124

See also: 🔍

Entryinfo

Created: 12/21/2006 10:15
Updated: 01/18/2025 19:08
Changes: 12/21/2006 10:15 (88), 01/31/2018 09:53 (10), 03/13/2021 17:47 (2), 01/18/2025 19:08 (15)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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