CVE-2017-3203
Deserialization of Untrusted Data in Spring-flex
8.1
HIGH
CVSS 3.1
EPSS 6.3%
Description
The Java implementations of AMF3 deserializers in Pivotal/Spring Spring-flex derive class instances from java.io.Externalizable rather than the AMF3 specification's recommendation of flash.utils.IExternalizable. A remote attacker with the ability to spoof or control an RMI server connection may be able to send serialized Java objects that execute arbitrary code when deserialized.
How to fix CVE-2017-3203
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- —no fix listed
Is CVE-2017-3203 being exploited?
Moderate — EPSS is 6.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, <= 1.5.2.RELEASE
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |