Security bypass in Oracle Java SE

1) Security bypass

EUVDB-ID: #VU6171

Risk: Low

CVSSv4.0: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Clear]

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 - 7u7

CPE2.3

• cpe:2.3:a:oracle:java_se:5_Update_31:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:5_Update_33:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:5_Update_35:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:5_Update_38:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:5_Update_40:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:*:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:6u10:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:6u11:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:6u12:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:java_se:6u19:*:*:*:*:*:*:*

External links

https://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.