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CVE-2017-12261

Severity CVSS v4.0:
Pending analysis
Type:
CWE-264 Permissions, Privileges, and Access Control
Publication date:
02/11/2017
Last modified:
20/04/2025

Description

A vulnerability in the restricted shell of the Cisco Identity Services Engine (ISE) that is accessible via SSH could allow an authenticated, local attacker to run arbitrary CLI commands with elevated privileges. The vulnerability is due to incomplete input validation of the user input for CLI commands issued at the restricted shell. An attacker could exploit this vulnerability by authenticating to the targeted device and executing commands that could lead to elevated privileges. An attacker would need valid user credentials to the device to exploit this vulnerability. The vulnerability affects the following Cisco Identity Services Engine (ISE) products running Release 1.4, 2.0, 2.0.1, 2.1.0: ISE, ISE Express, ISE Virtual Appliance. Cisco Bug IDs: CSCve74916.

Impact

Vector 3.x
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:cisco:identity_services_engine:1.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:2.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_express:1.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_express:2.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_express:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_express:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_virtual_appliance:1.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_virtual_appliance:2.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_virtual_appliance:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine_virtual_appliance:2.1.0:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools