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CVE-2016-2396: Sonicwall Analyzer: Command injection

CVE-2016-2396 is rated critical with a CVSS v3.0 base score of 9.9 and affects Sonicwall Analyzer, along with 2 other products in NVD’s configuration data. Per its scoring, it can be exploited over the network, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

The GMS ViewPoint (GMSVP) web application in Dell SonicWALL GMS, Analyzer, and UMA EM5000 7.2, 8.0, and 8.1 before Hotfix 168056 allows remote authenticated users to execute arbitrary commands via vectors related to configuration input.

Severity breakdown

CVSS v3.0 9.9: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack vector: Network. Exploitable remotely over the network, with no need for local or physical access.
Attack complexity: Low. No special conditions; the attack can be repeated reliably.
Privileges required: Low. A basic user account is enough.
User interaction: None. No action from any user is needed.
Scope: Changed. Impact reaches beyond the vulnerable component to other resources.
Confidentiality impact: High. Total loss of confidentiality; sensitive data can be fully disclosed.
Integrity impact: High. Total loss of integrity; data or system state can be fully modified.
Availability impact: High. Total loss of availability; the component can be shut down.

Underlying weakness

CWE-77: Improper Neutralization of Special Elements used in a Command

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Affected products

Sonicwall Analyzer: 7.2; 8.0; 8.1
Sonicwall Global Management System: 7.2; 8.0; 8.1
Sonicwall Uma Em5000 Firmware: 7.2; 8.0; 8.1