Zero-day vulnerability in Java SE

Error Handling
CVE-2012-3213

The vulnerability was disclosed by James Forsha.
Exploited by Wild Neutron.

Known malware:

Exploit.Java.CVE-2012-3213.b.

Vulnerability details

Advisory: SB2012020101 - Remote code execution in Oracle Java SE

Vulnerable component: Java SE

CVE-ID: CVE-2012-3213

CVSSv3 score: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C

CWE-ID: CWE-388 - Error Handling

Description:

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to improper handling of Rhino Javascript errors. A remote attacker can create a specially crafted Web site, trick the victim into visiting it and execute arbitrary code with privileges of the current user via untrusted Java Web Start applications and untrusted Java applets.

Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Note: the vulnerability was being actively exploited.