| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.2 | $0-$5k | 0.00 |
Summary
A vulnerability classified as problematic has been found in Mozilla Firefox and Thunderbird 15. Impacted is an unknown function of the component DOMWindowUtils. This manipulation causes access control. The identification of this vulnerability is CVE-2012-3986. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.
Details
A vulnerability was found in Mozilla Firefox and Thunderbird 15 (Web Browser). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component DOMWindowUtils. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:
Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 do not properly restrict calls to DOMWindowUtils (aka nsDOMWindowUtils) methods, which allows remote attackers to bypass intended access restrictions via crafted JavaScript code.
The weakness was shared 10/09/2012 by Johnny Stenback (moz_bug_r_a4) with Mozilla Corporation as MFSA 2012-77 as confirmed advisory (Website). The advisory is shared at mozilla.org. The vendor cooperated in the coordination of the public release. This vulnerability is known as CVE-2012-3986 since 07/11/2012. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.
The vulnerability scanner Nessus provides a plugin with the ID 62484 (CentOS 5 / 6 : firefox (CESA-2012:1350)), 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 120583 (Red Hat Update for Xulrunner Firefox (RHSA-2012:1350)).
Upgrading to version 16 eliminates this vulnerability. The upgrade is hosted for download at mozilla.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (79147), Tenable (62484), SecurityFocus (BID 55922†), OSVDB (86108†) and Secunia (SA50936†). The entries VDB-6053, VDB-6636, VDB-6637 and VDB-6639 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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: 6.5VulDB Meta Temp Score: 6.2
VulDB Base Score: 6.5
VulDB Temp Score: 6.2
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 |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Access controlCWE: CWE-264
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: 62484
Nessus Name: CentOS 5 / 6 : firefox (CESA-2012:1350)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 72533
OpenVAS Name: Debian Security Advisory DSA 2565-1 (iceweasel)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Firefox/Thunderbird 16
Timeline
07/11/2012 🔍10/09/2012 🔍
10/09/2012 🔍
10/09/2012 🔍
10/10/2012 🔍
10/10/2012 🔍
10/10/2012 🔍
10/10/2012 🔍
10/10/2012 🔍
10/11/2012 🔍
10/12/2012 🔍
10/22/2024 🔍
Sources
Vendor: mozilla.orgProduct: mozilla.org
Advisory: MFSA 2012-77
Researcher: Johnny Stenback (moz_bug_r_a4)
Organization: Mozilla Corporation
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍
CVE: CVE-2012-3986 (🔍)
GCVE (CVE): GCVE-0-2012-3986
GCVE (VulDB): GCVE-100-6649
OVAL: 🔍
X-Force: 79147
SecurityFocus: 55922 - Mozilla Firefox/Thunderbird/SeaMonkey CVE-2012-3986 Multiple Security Bypass Vulnerabilities
Secunia: 50936 - Mozilla Firefox / Thunderbird Multiple Vulnerabilities, Highly Critical
OSVDB: 86108
SecurityTracker: 1027631 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code, Spoof Information, and Inject Scripting Code
Vulnerability Center: 36457 - Mozilla Firefox, Thunderbird and SeaMonkey DOMWindowUtils Restrictions Bypass Vulnerability, Medium
See also: 🔍
Entry
Created: 10/12/2012 12:05Updated: 10/22/2024 01:11
Changes: 10/12/2012 12:05 (82), 01/31/2018 09:54 (11), 04/18/2021 08:11 (2), 10/22/2024 01:11 (18)
Complete: 🔍
Committer:
Cache ID: 216::103
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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