Mozilla Firefox up to 13.0 Content Security Policy blocked-uri access control
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.9 | $0-$5k | 0.00 |
A vulnerability was found in Mozilla Firefox (Web Browser). It has been rated as problematic. Affected by this issue is the function blocked-uri
of the component Content Security Policy. The manipulation of the argument blocked-uri
with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality. CVE summarizes:
The Content Security Policy (CSP) functionality in Mozilla Firefox 4.x through 13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0 through 13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11 does not properly restrict the strings placed into the blocked-uri parameter of a violation report, which allows remote web servers to capture OpenID credentials and OAuth 2.0 access tokens by triggering a violation.
The weakness was presented 07/17/2012 by Karthikeyan Bhargavan (moz_bug_r_a4) with Prosecco as MFSA 2012-53 as confirmed advisory (Website). The advisory is available at mozilla.org. The public release was coordinated in cooperation with the vendor. This vulnerability is handled as CVE-2012-1963 since 03/30/2012. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details as well as a private exploit are known. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.
It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 59998 (CentOS 5 / 6 : firefox (CESA-2012:1088)), 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 120366 (Red Hat Update for Xulrunner Firefox (RHSA-2012:1088)).
Upgrading to version 14 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 (77071) and Tenable (59998). See 5668, 5669, 5670 and 5671 for similar entries.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 3.9
VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
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VulDB Reliability: 🔍
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Exploiting
Class: Access controlCWE: CWE-264
ATT&CK: T1068
Local: No
Remote: Yes
Availability: 🔍
Access: Private
Status: Proof-of-Concept
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 59998
Nessus Name: CentOS 5 / 6 : firefox (CESA-2012:1088)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 71511
OpenVAS Name: FreeBSD Ports: firefox
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 14
Timeline
03/30/2012 🔍07/17/2012 🔍
07/17/2012 🔍
07/17/2012 🔍
07/17/2012 🔍
07/17/2012 🔍
07/18/2012 🔍
07/18/2012 🔍
07/19/2012 🔍
07/25/2012 🔍
07/25/2012 🔍
03/26/2021 🔍
Sources
Vendor: mozilla.orgProduct: mozilla.org
Advisory: MFSA 2012-53
Researcher: Karthikeyan Bhargavan (moz_bug_r_a4)
Organization: Prosecco
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍
CVE: CVE-2012-1963 (🔍)
OVAL: 🔍
X-Force: 77071
SecurityTracker: 1027256 - Mozilla Firefox Multiple Bugs Let Remote Users Execute Arbitrary Code, Spoof Web Sites, Obtain Information, and Conduct Cross-Site Scripting Attacks
Vulnerability Center: 35683 - Mozilla Firefox, Thunderbird, and SeaMonkey Remote Information Disclosure Vulnerability, Medium
SecurityFocus: 54582 - Mozilla Firefox, SeaMonkey, and Thunderbird Information Disclosure Vulnerability
Secunia: 49965 - Mozilla Firefox Multiple Vulnerabilities, Highly Critical
OSVDB: 84005
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 07/25/2012 16:20Updated: 03/26/2021 10:40
Changes: 07/25/2012 16:20 (86), 01/31/2018 09:53 (11), 03/26/2021 10:40 (3)
Complete: 🔍
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