Security bypass in Oracle Java SE

1) Security bypass

EUVDB-ID: #VU6171

Risk: Low

CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:H/RL:O/RC:C]

CVE-ID: CVE-2013-2423

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness caused by weak access control on static classes. Tricking the victim into running a malicious Java applet a remote attacker can bypass Java sandbox restrictions.

Successful exploitation of the vulnerability results in security bypass.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Java SE: 5 Update 31 - 7

CPE2.3

• cpe:2.3:a:oracle:java_se:5 Update 45:*:*:*:*:*:*:
• cpe:2.3:a:oracle:java_se:6u121:*:*:*:*:*:*:
• cpe:2.3:a:oracle:java_se:7u7:*:*:*:*:*:*:
• cpe:2.3:a:oracle:java_se:*:*:*:*:*:*:*:

External links

http://www.oracle.com/technetwork/topics/security/javacpuapr2013-1928497.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.