Vulnerability Monitor

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CVE-2012-0475

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.

Security Impact Summary

CVE-2012-0475 is a security vulnerability that . Impacting 3 products from mozilla, from mozilla, from mozilla organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2012, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2012-04-25T10:10:17.683

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 2.6 (LOW)

CVSSv2 Vector

AV:N/AC:H/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: HIGH
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

4.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0	Yes
Application	mozilla	firefox	4.0.1	Yes
Application	mozilla	firefox	5.0	Yes
Application	mozilla	firefox	5.0.1	Yes
Application	mozilla	firefox	6.0	Yes
Application	mozilla	firefox	6.0.1	Yes
Application	mozilla	firefox	6.0.2	Yes
Application	mozilla	firefox	7.0	Yes
Application	mozilla	firefox	7.0.1	Yes
Application	mozilla	firefox	8.0	Yes
Application	mozilla	firefox	8.0.1	Yes
Application	mozilla	firefox	9.0	Yes
Application	mozilla	firefox	9.0.1	Yes
Application	mozilla	firefox	10.0	Yes
Application	mozilla	firefox	10.0.1	Yes
Application	mozilla	firefox	10.0.2	Yes
Application	mozilla	firefox	11.0	Yes
Application	mozilla	thunderbird	5.0	Yes
Application	mozilla	thunderbird	6.0	Yes
Application	mozilla	thunderbird	6.0.1	Yes
Application	mozilla	thunderbird	6.0.2	Yes
Application	mozilla	thunderbird	7.0	Yes
Application	mozilla	thunderbird	7.0.1	Yes
Application	mozilla	thunderbird	8.0	Yes
Application	mozilla	thunderbird	9.0	Yes
Application	mozilla	thunderbird	9.0.1	Yes
Application	mozilla	thunderbird	10.0	Yes
Application	mozilla	thunderbird	10.0.1	Yes
Application	mozilla	thunderbird	10.0.2	Yes
Application	mozilla	thunderbird	10.0.3	Yes
Application	mozilla	thunderbird	10.0.4	Yes
Application	mozilla	thunderbird	11.0	Yes
Application	mozilla	seamonkey	≤ 2.9	Yes
Application	mozilla	seamonkey	1.0	Yes
Application	mozilla	seamonkey	1.0	Yes
Application	mozilla	seamonkey	1.0	Yes
Application	mozilla	seamonkey	1.0.1	Yes
Application	mozilla	seamonkey	1.0.2	Yes
Application	mozilla	seamonkey	1.0.3	Yes
Application	mozilla	seamonkey	1.0.4	Yes
Application	mozilla	seamonkey	1.0.5	Yes
Application	mozilla	seamonkey	1.0.6	Yes
Application	mozilla	seamonkey	1.0.7	Yes
Application	mozilla	seamonkey	1.0.8	Yes
Application	mozilla	seamonkey	1.0.9	Yes
Application	mozilla	seamonkey	1.1	Yes
Application	mozilla	seamonkey	1.1	Yes
Application	mozilla	seamonkey	1.1	Yes
Application	mozilla	seamonkey	1.1.1	Yes
Application	mozilla	seamonkey	1.1.2	Yes
Application	mozilla	seamonkey	1.1.3	Yes
Application	mozilla	seamonkey	1.1.4	Yes
Application	mozilla	seamonkey	1.1.5	Yes
Application	mozilla	seamonkey	1.1.6	Yes
Application	mozilla	seamonkey	1.1.7	Yes
Application	mozilla	seamonkey	1.1.8	Yes
Application	mozilla	seamonkey	1.1.9	Yes
Application	mozilla	seamonkey	1.1.10	Yes
Application	mozilla	seamonkey	1.1.11	Yes
Application	mozilla	seamonkey	1.1.12	Yes
Application	mozilla	seamonkey	1.1.13	Yes
Application	mozilla	seamonkey	1.1.14	Yes
Application	mozilla	seamonkey	1.1.15	Yes
Application	mozilla	seamonkey	1.1.16	Yes
Application	mozilla	seamonkey	1.1.17	Yes
Application	mozilla	seamonkey	1.1.18	Yes
Application	mozilla	seamonkey	1.1.19	Yes
Application	mozilla	seamonkey	1.5.0.8	Yes
Application	mozilla	seamonkey	1.5.0.9	Yes
Application	mozilla	seamonkey	1.5.0.10	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0.1	Yes
Application	mozilla	seamonkey	2.0.2	Yes
Application	mozilla	seamonkey	2.0.3	Yes
Application	mozilla	seamonkey	2.0.4	Yes
Application	mozilla	seamonkey	2.0.5	Yes
Application	mozilla	seamonkey	2.0.6	Yes
Application	mozilla	seamonkey	2.0.7	Yes
Application	mozilla	seamonkey	2.0.8	Yes
Application	mozilla	seamonkey	2.0.9	Yes
Application	mozilla	seamonkey	2.0.10	Yes
Application	mozilla	seamonkey	2.0.11	Yes
Application	mozilla	seamonkey	2.0.12	Yes
Application	mozilla	seamonkey	2.0.13	Yes
Application	mozilla	seamonkey	2.0.14	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.2	Yes
Application	mozilla	seamonkey	2.2	Yes
Application	mozilla	seamonkey	2.2	Yes
Application	mozilla	seamonkey	2.2	Yes
Application	mozilla	seamonkey	2.3	Yes
Application	mozilla	seamonkey	2.3	Yes
Application	mozilla	seamonkey	2.3	Yes
Application	mozilla	seamonkey	2.3	Yes
Application	mozilla	seamonkey	2.3.1	Yes
Application	mozilla	seamonkey	2.3.2	Yes
Application	mozilla	seamonkey	2.3.3	Yes
Application	mozilla	seamonkey	2.4	Yes
Application	mozilla	seamonkey	2.4	Yes
Application	mozilla	seamonkey	2.4	Yes
Application	mozilla	seamonkey	2.4	Yes
Application	mozilla	seamonkey	2.4.1	Yes
Application	mozilla	seamonkey	2.5	Yes
Application	mozilla	seamonkey	2.5	Yes
Application	mozilla	seamonkey	2.5	Yes
Application	mozilla	seamonkey	2.5	Yes
Application	mozilla	seamonkey	2.5	Yes
Application	mozilla	seamonkey	2.6	Yes
Application	mozilla	seamonkey	2.6	Yes
Application	mozilla	seamonkey	2.6	Yes
Application	mozilla	seamonkey	2.6	Yes
Application	mozilla	seamonkey	2.6	Yes
Application	mozilla	seamonkey	2.6.1	Yes
Application	mozilla	seamonkey	2.7	Yes
Application	mozilla	seamonkey	2.7	Yes
Application	mozilla	seamonkey	2.7	Yes
Application	mozilla	seamonkey	2.7	Yes
Application	mozilla	seamonkey	2.7	Yes
Application	mozilla	seamonkey	2.7	Yes
Application	mozilla	seamonkey	2.7.1	Yes
Application	mozilla	seamonkey	2.7.2	Yes
Application	mozilla	seamonkey	2.8	Yes
Application	mozilla	seamonkey	2.8	Yes
Application	mozilla	seamonkey	2.8	Yes
Application	mozilla	seamonkey	2.8	Yes
Application	mozilla	seamonkey	2.8	Yes
Application	mozilla	seamonkey	2.8	Yes
Application	mozilla	seamonkey	2.8	Yes
Application	mozilla	seamonkey	2.9	Yes
Application	mozilla	seamonkey	2.9	Yes

References

http://secunia.com/advisories/48972 ([email protected])
http://secunia.com/advisories/49047 ([email protected])
http://secunia.com/advisories/49055 ([email protected])
http://www.mozilla.org/security/announce/2012/mfsa2012-28.html Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/53230 ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=694576 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/75153 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16279 ([email protected])
http://secunia.com/advisories/48972 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/49047 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/49055 (af854a3a-2127-422b-91ae-364da2661108)
http://www.mozilla.org/security/announce/2012/mfsa2012-28.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/53230 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=694576 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/75153 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16279 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For mozilla's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.