CVE-2012-0475

Multiple flaws in Firefox 12 which do not affect firefox 10.0.4 ESR

Published Apr 25, 2012 CVSS 2.0 · 2.6 Low EPSS 1.9% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2012-0507 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.
Ubuntu USN Ubuntu USN USN-1430-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-1430-3 Thunderbird vulnerabilities
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 6:23 PM
Reserved
Jan 9, 2012, 12:00 AM
Status
Modified
Published
Apr 25, 2012, 10:10 AM
Modified
Jun 16, 2026, 11:37 PM
Severity
Public date
Apr 24, 2012, 12:00 AM