CVE-2018-11692
** DISPUTED ** An issue was discovered on Canon LBP6650, LBP3370, LBP3460, and LBP7750C devices....
An issue was discovered on Canon LBP6650, LBP3370, LBP3460, and LBP7750C devices. It is possible to bypass the Administrator Mode authentication for /tlogin.cgi via vectors involving frame.cgi?page=DevStatus. NOTE: the vendor reportedly responded that this issue occurs when a customer keeps the default settings without using the countermeasures and best practices shown in the documentation
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered on Canon LBP6650, LBP3370, LBP3460, and LBP7750C devices. It is possible to bypass the Administrator Mode authentication for /tlogin.cgi via vectors involving frame.cgi?page=DevStatus. NOTE: the vendor reportedly responded that this issue occurs when a customer keeps the default settings without using the countermeasures and best practices shown in the documentation
- Record
CVE-2018-11692- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-287
- Updated
- 2026-11-02
CVE List No score
An issue was discovered on Canon LBP6650, LBP3370, LBP3460, and LBP7750C devices. It is possible to bypass the Administrator Mode authentication for /tlogin.cgi via vectors involving frame.cgi?page=DevStatus. NOTE: the vendor reportedly responded that this issue occurs when a customer keeps the default settings without using the countermeasures and best practices shown in the documentation
- Record
CVE-2018-11692- Updated
- 2026-11-02
EUVDEUVD-2018-3711 No score
An issue was discovered on Canon LBP6650, LBP3370, LBP3460, and LBP7750C devices. It is possible to bypass the Administrator Mode authentication for /tlogin.cgi via vectors involving frame.cgi?page=DevStatus. NOTE: the vendor reportedly responded that this issue occurs when a customer keeps the default settings without using the countermeasures and best practices shown in the documentation
- Record
EUVD-2018-3711- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xr82-97gj-f3qm
** DISPUTED ** An issue was discovered on Canon LBP6650, LBP3370, LBP3460, and LBP7750C devices....
** DISPUTED ** An issue was discovered on Canon LBP6650, LBP3370, LBP3460, and LBP7750C devices. It is possible to bypass the Administrator Mode authentication for /tlogin.cgi via vectors involving frame.cgi?page=DevStatus. NOTE: the vendor reportedly responded that this issue occurs when a customer keeps the default settings without using the countermeasures and best practices shown in the documentation.
- Record
GHSA-xr82-97gj-f3qm- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-287
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-11692 is a critical vulnerability (CVSS 9.8) in Canon Lbp3370 Firmware, published June 4, 2018. Its validity is disputed. EPSS puts the chance of exploitation in the next 30 days at 4.25%, the 91st percentile.