Mozilla Firefox before 16.0, Thunderbird before 16.0, and SeaMonkey before 2.13 do not properly perform a cast of an unspecified variable during use of the instanceof operator on a JavaScript object, which allows remote attackers to execute arbitrary code or cause a denial of service (assertion failure) via a crafted web site.
Published 2012-10-10 17:55:02
Updated 2020-08-27 14:50:18
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowExecute codeDenial of service

Threat overview for CVE-2012-3989

Top countries where our scanners detected CVE-2012-3989
Top open port discovered on systems with this issue 8200
IPs affected by CVE-2012-3989 2,348
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2012-3989!
*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-2012-3989

1.77%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2012-3989

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.3
HIGH AV:N/AC:M/Au:N/C:C/I:C/A:C
8.6
10.0
NIST

CWE ids for CVE-2012-3989

References for CVE-2012-3989

Products affected by CVE-2012-3989

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