Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, and SeaMonkey before 2.12 do not properly handle onLocationChange events during navigation between different https sites, which allows remote attackers to spoof the X.509 certificate information in the address bar via a crafted web page.
Published 2012-08-29 10:56:41
Updated 2020-08-26 20:39:09
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Information leak

Threat overview for CVE-2012-3976

Top countries where our scanners detected CVE-2012-3976
Top open port discovered on systems with this issue 8200
IPs affected by CVE-2012-3976 2,348
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2012-3976!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2012-3976

Probability of exploitation activity in the next 30 days: 0.21%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 58 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2012-3976

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
4.3
MEDIUM AV:N/AC:M/Au:N/C:P/I:N/A:N
8.6
2.9
NIST

CWE ids for CVE-2012-3976

References for CVE-2012-3976

Products affected by CVE-2012-3976

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