CVE-2006-3561
CVE-2006-3561 is a medium-severity vulnerability in Bt Voyager 2091 Wireless Adsl Router with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 7% (93rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-200
- Affected product: Bt Voyager 2091 Wireless Adsl Router
- Published:
- Last modified:
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.
Frequently asked questions
- What is 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 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.
- How severe is CVE-2006-3561?
- CVE-2006-3561 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2006-3561 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2006-3561?
- CVE-2006-3561 affects Bt Voyager 2091 Wireless Adsl Router. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2006-3561?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2006-3561 published?
- CVE-2006-3561 was published on 2006-07-13 and last updated on 2026-06-16.
References
- http://ikwt.dyndns.org/projects/btvoyager-getconfig.txt
- http://lists.grok.org.uk/pipermail/full-disclosure/2006-July/047733.html
- http://secunia.com/advisories/20982
- http://www.gnucitizen.org/blog/holes-in-embedded-devices-authentication-bypass-pt-3/
- http://www.gnucitizen.org/projects/router-hacking-challenge/
- http://www.securityfocus.com/archive/1/440405/100/0/threaded
- http://www.securityfocus.com/archive/1/489009/100/0/threaded
- http://www.securityfocus.com/bid/19057
- http://www.vupen.com/english/advisories/2006/2734
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27652
Affected products (1)
- cpe:2.3:h:bt:voyager_2091_wireless_adsl_router:*:*:*:*:*:*:*:*
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