An unspecified Java sandbox bypass issue in the ORB component was fixed in IBM JDK 7 SR6. This issue got the following CVSSv2 score upstream: 9.3/AV:N/AC:M/Au:N/C:C/I:C/A:C https://www.ibm.com/developerworks/java/jdk/alerts/#IBM_Security_Update_November_2013 https://www.ibm.com/developerworks/java/jdk/aix/j732/Java7.fixes.html#SR6 Further info is available in this WebSphere Real Time security bulletin: http://www-01.ibm.com/support/docview.wss?uid=swg21655202&myns=swgws&mynp=OCSSSTCZ&mync=R CVE-2013-5456, CVE-2013-5457 and CVE-2013-5458 allow code running under a security manager to escalate its privileges by modifying or removing the security manager. Additional details may become available under this X-Force database article: http://xforce.iss.net/xforce/xfdb/88255
This issue has been addressed in following products: Supplementary for Red Hat Enterprise Linux 5 Supplementary for Red Hat Enterprise Linux 6 Via RHSA-2013:1507 https://rhn.redhat.com/errata/RHSA-2013-1507.html
This CVE was reportedly assigned to "Issue 70" reported by Adam Gowdiak (Security Explorations). Details and proof-of-concept code can be found in: http://www.security-explorations.com/materials/SE-2012-01-IBM-3.pdf http://www.security-explorations.com/materials/se-2012-01-70.71.zip The fix was also found to be incorrect: http://seclists.org/fulldisclosure/2016/Apr/43 Incorrect fix is tracked via bug 1330986.