Security bypass in Oracle Java SE

Published: 2013-04-16 | Updated: 2017-03-24
Severity Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2013-2423
CWE ID CWE-284
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software Java SE Subscribe
Vendor Oracle

Security Advisory

This security advisory describes one low risk vulnerability.

1) Security bypass

Severity: Low

CVSSv3: 4 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:F/RL:O/RC:C]

CVE-ID: CVE-2013-2423

CWE-ID: CWE-284 - Improper Access Control

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

Java SE: 5 Update 31, 5 Update 33, 5 Update 35, 5 Update 38, 5 Update 40, 5 Update 45, 6 Update 10, 6 Update 11, 6 Update 12, 6 Update 13, 6 Update 14, 6 Update 15, 6 Update 16, 6 Update 17, 6 Update 18, 6 Update 19, 6 Update 20, 6 Update 27, 6 Update 30, 6 Update 32, 6 Update 34, 6 Update 38, 6 Update 41, 6 Update 45, 6 Update 95, 6 Update 101, 6u105, 6u113, 6u115, 6u121, 7, 7 Update 2, 7 Update 4, 7 Update 6, 7 Update 7

CPE 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?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.