| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 8.4 | $0-$5k | 0.00 |
Summary
A vulnerability was found in Mozilla Firefox up to 3.5.3 and classified as critical. This impacts an unknown function. Such manipulation leads to config. This vulnerability is uniquely identified as CVE-2009-3376. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.
Details
A vulnerability was found in Mozilla Firefox up to 3.5.3 (Web Browser). It has been rated as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a config vulnerability. Using CWE to declare the problem leads to CWE-16. Impacted is confidentiality, integrity, and availability. CVE summarizes:
Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, does not properly handle a right-to-left override (aka RLO or U+202E) Unicode character in a download filename, which allows remote attackers to spoof file extensions via a crafted filename, as demonstrated by displaying a non-executable extension for an executable file.
The weakness was disclosed 10/29/2009 by Jesse Ruderman as MFSA2009-62 as not defined advisory (Website). The advisory is available at mozilla.org. This vulnerability is handled as CVE-2009-3376. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592.004 by the MITRE ATT&CK project.
The vulnerability scanner Nessus provides a plugin with the ID 42295 (CentOS 4 : firefox (CESA-2009:1530)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119087 (Red Hat Update for Xulrunner Firefox (RHSA-2009:1530)).
Upgrading to version 1.1 eliminates this vulnerability.
The vulnerability is also documented in the databases at Tenable (42295), SecurityFocus (BID 36867†) and Vulnerability Center (SBV-23961†). The entries VDB-4052, VDB-50808, VDB-50648 and VDB-50647 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.mozilla.org/
- Product: https://www.mozilla.org/en-US/firefox/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 8.4
VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: ConfigCWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 42295
Nessus Name: CentOS 4 : firefox (CESA-2009:1530)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 66146
OpenVAS Name: Debian Security Advisory DSA 1922-1 (xulrunner)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Firefox 1.1
Timeline
09/24/2009 🔍10/27/2009 🔍
10/27/2009 🔍
10/29/2009 🔍
10/29/2009 🔍
11/09/2009 🔍
03/18/2015 🔍
08/24/2021 🔍
Sources
Vendor: mozilla.orgProduct: mozilla.org
Advisory: MFSA2009-62
Researcher: Jesse Ruderman
Status: Not defined
Confirmation: 🔍
CVE: CVE-2009-3376 (🔍)
GCVE (CVE): GCVE-0-2009-3376
GCVE (VulDB): GCVE-100-50642
OVAL: 🔍
SecurityFocus: 36867 - Mozilla Firefox and SeaMonkey Download Filename Spoofing Vulnerability
Vulnerability Center: 23961 - Mozilla Firefox and SeaMonkey RTL Override File Extensions Spoofing Vulnerability, Critical
See also: 🔍
Entry
Created: 03/18/2015 15:15Updated: 08/24/2021 19:28
Changes: 03/18/2015 15:15 (63), 01/31/2018 09:55 (9), 08/24/2021 19:20 (4), 08/24/2021 19:28 (1)
Complete: 🔍
Cache ID: 216::103
If you want to get best quality of vulnerability data, you may have to visit VulDB.

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