CVE-2016-3427
Public on 2016-04-21
Modified on 2016-05-11
Description
It was discovered that the RMI server implementation in the JMX component in OpenJDK did not restrict which classes can be deserialized when deserializing authentication credentials. A remote, unauthenticated attacker able to connect to a JMX port could possibly use this flaw to trigger deserialization flaws.
Severity
Critical
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | java-1.6.0-openjdk | 2016-05-11 | ALAS-2016-700 | Fixed |
| Amazon Linux 1 | java-1.7.0-openjdk | 2016-04-27 | ALAS-2016-693 | Fixed |
| Amazon Linux 1 | java-1.8.0-openjdk | 2016-04-21 | ALAS-2016-688 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv2 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| NVD | CVSSv2 | 10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
| NVD | CVSSv3 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |