In Enterprise Networking Operating System (ENOS) in Lenovo and IBM RackSwitch and BladeCenter products, an authentication bypass known as "HP Backdoor" was discovered during a Lenovo security audit in the serial console, Telnet, SSH, and Web interfaces. This bypass mechanism can be accessed when performing local authentication under specific circumstances. If exploited, admin-level access to the switch is granted.
| Date Added | Due Date | Vulnerability Name | Required Action |
|---|---|---|---|
| N/A |
| Type | Version | Base score | Base severity | Vector |
|---|---|---|---|---|
| Primary | 3.0 | 7.0 | HIGH | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Primary | 2.0 | 6.2 | MEDIUM | AV:L/AC:H/Au:N/C:C/I:C/A:C |
| CWE ID | Type | Source |
|---|---|---|
| CWE-287 | Primary | nvd@nist.gov |
| Hyperlink | Source | Resource |
|---|---|---|
| http://www.securitytracker.com/id/1040296 | psirt@lenovo.com | Third Party Advisory |
| https://support.lenovo.com/us/en/product_security/LEN-16095 | psirt@lenovo.com | Mitigation Patch Vendor Advisory |