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CVE-2017-5142: Honeywell Xl Web Ii Controller: Improper Privilege Management

CVE-2017-5142 is rated critical with a CVSS v3.0 base score of 9.1 and affects Honeywell Xl Web Ii Controller. Per its scoring, it can be exploited over the network, without any user interaction.

Vulnerability description

An issue was discovered in Honeywell XL Web II controller XL1000C500 XLWebExe-2-01-00 and prior, and XLWeb 500 XLWebExe-1-02-08 and prior. A user with low privileges is able to open and change the parameters by accessing a specific URL because of Improper Privilege Management.

Severity breakdown

CVSS v3.0 9.1: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L

  • 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: Low. Some data can be modified.
  • Availability impact: Low. Reduced performance or intermittent interruption.

Underlying weakness

CWE-269: Improper Privilege Management

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Affected products

  • Honeywell Xl Web Ii Controller: xlwebexe-1-02-08; xlwebexe-2-01-00

References