Update the bundled version of java to a version >= 1.8u51 (1.8 update 51), which fixes many security issues (http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html).
Included in the security fixes is a fix for logjam (CVE-2015-4000)
CPE | Name | Operator | Version |
---|---|---|---|
jira (including jira core) | lt | 7.0.0-OD-02 | |
jira (including jira core) | le | 6.4.7 | |
jira (including jira core) | lt | 6.4.10 |