Vulnerability Details : CVE-2012-4203

The New Tab page in Mozilla Firefox before 17.0 uses a privileged context for execution of JavaScript code by bookmarklets, which allows user-assisted remote attackers to run arbitrary programs by leveraging a javascript: URL in a bookmark.
Published 2012-11-21 12:55:02
Updated 2017-09-19 01:35:20
Source MITRE
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2012-4203

Probability of exploitation activity in the next 30 days: 5.53%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 92 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2012-4203

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 nvd@nist.gov

CWE ids for CVE-2012-4203

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2012-4203

Products affected by CVE-2012-4203

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