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CVE-2018-14822: Entes Emg 12 Firmware: Code execution

CVE-2018-14822 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists Entes Emg 12 Firmware as the affected product. Per its scoring, it can be exploited over the network, without authentication, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

Entes EMG12 versions 2.57 and prior an information exposure through query strings vulnerability in the web interface has been identified, which may allow an attacker to impersonate a legitimate user and execute arbitrary code.

Severity breakdown

CVSS v3.0 9.8: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/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: None. No account or prior access is needed.
  • User interaction: None. No action from any user is needed.
  • Scope: Unchanged. Impact stays within the vulnerable component.
  • 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-598: Use of HTTP Request With Sensitive Query String

The web application uses an HTTP method to process a request, but the request includes sensitive information in the query string.

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Affected products

  • Entes Emg 12 Firmware: up to and including 2.57

References