CVE-2016-5019

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-10-03 · updated 2026-06-17
Weakness: CWE-502

Description

CoreResponseStateManager in Apache MyFaces Trinidad 1.0.0 through 1.0.13, 1.2.x before 1.2.15, 2.0.x before 2.0.2, and 2.1.x before 2.1.2 might allow attackers to conduct deserialization attacks via a crafted serialized view state string.

Affected products

Apache Myfaces Trinidad: from 1.0.0 before 1.0.13; from 1.2.0 before 1.2.15; from 2.0.0 before 2.0.2; from 2.1.0 before 2.1.2 — fixed in 1.0.13, 1.2.15, 2.0.2, 2.1.2

How to fix

Upgrade to a fixed version: Apache Myfaces Trinidad 1.0.13, 1.2.15, 2.0.2, 2.1.2. Check the vendor advisory for mitigations.

References

http://mail-archives.apache.org/mod_mbox/myfaces-users/201609.mbox/%3CCAM1yOjYM%2BEW3mLUfX0pNAVLfUFRAw-Bhvkp3UE5%3DEQzR8Yxsfw%40mail.gmail.com%3E
http://packetstormsecurity.com/files/138920/Apache-MyFaces-Trinidad-Information-Disclosure.html
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
http://www.securityfocus.com/bid/93236
http://www.securitytracker.com/id/1037633
https://issues.apache.org/jira/browse/TRINIDAD-2542
https://www.oracle.com/security-alerts/cpujan2020.html

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