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2.6
LOW CVSS 2.0
CVE-2012-0475
Mozilla Firefox/Thunderbird/SeaMonkey WebSocket Origin Header Vulnerability
Description

Mozilla Firefox 4.x through 11.0, Thunderbird 5.0 through 11.0, and SeaMonkey before 2.9 do not properly construct the Origin and Sec-WebSocket-Origin HTTP headers, which might allow remote attackers to bypass an IPv6 literal ACL via a cross-site (1) XMLHttpRequest or (2) WebSocket operation involving a nonstandard port number and an IPv6 address that contains certain zero fields.

INFO

Published Date :

April 25, 2012, 10:10 a.m.

Last Modified :

April 11, 2025, 12:51 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2012-0475 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Mozilla firefox
2 Mozilla thunderbird
3 Mozilla seamonkey
: Total Affected Vendor : 1 | Products : 3
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 LOW [email protected]
Solution
A vulnerability in Firefox, Thunderbird, and SeaMonkey allows for potential bypass of IPv6 literal ACLs.
  • Update Firefox, Thunderbird, and/or SeaMonkey to the latest version.
  • Update affected packages.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2012-0475.

URL Resource
http://secunia.com/advisories/48972
http://secunia.com/advisories/49047
http://secunia.com/advisories/49055
http://www.mozilla.org/security/announce/2012/mfsa2012-28.html Vendor Advisory
http://www.securityfocus.com/bid/53230
https://bugzilla.mozilla.org/show_bug.cgi?id=694576
https://exchange.xforce.ibmcloud.com/vulnerabilities/75153
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16279
http://secunia.com/advisories/48972
http://secunia.com/advisories/49047
http://secunia.com/advisories/49055
http://www.mozilla.org/security/announce/2012/mfsa2012-28.html Vendor Advisory
http://www.securityfocus.com/bid/53230
https://bugzilla.mozilla.org/show_bug.cgi?id=694576
https://exchange.xforce.ibmcloud.com/vulnerabilities/75153
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16279
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2012-0475 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2012-0475 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2012-0475 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2012-0475 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://secunia.com/advisories/48972
    Added Reference http://secunia.com/advisories/49047
    Added Reference http://secunia.com/advisories/49055
    Added Reference http://www.mozilla.org/security/announce/2012/mfsa2012-28.html
    Added Reference http://www.securityfocus.com/bid/53230
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=694576
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/75153
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16279
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Dec. 19, 2017

    Action Type Old Value New Value
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/75153 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 19, 2017

    Action Type Old Value New Value
    Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:16279 [No Types Assigned]
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16279 [No Types Assigned]
  • Initial Analysis by [email protected]

    Apr. 25, 2012

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 2.6
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.29 }} -0.43%

score

0.49551

percentile