HOMEVULNERABILITIESCVE-2006-3561
MEDIUMPOC

CVE-2006-3561

CWE-200Published: July 13, 2006· Updated: Jun 16, 2026

5.0
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2006-3561 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2006-3561. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityP
IntegrityNone
AvailabilityNone
AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected Vendors & Products

bt1 product(s)
voyager 2091 wireless adsl router
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (20)

Quick Facts

CVE IDCVE-2006-3561
CVSS Score5.0 / 10
SeverityMEDIUM
WeaknessCWE-200
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedJul 13, 2006

Related CVEs (CWE-200)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2006-3561 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.