Quantum Secular Labs / Blog / Advisories

CVE-2016-8938: IBM Urbancode Deploy: Arbitrary file upload

CVE-2016-8938 is rated critical with a CVSS v3.0 base score of 10.0 and affects IBM Urbancode Deploy. 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

IBM UrbanCode Deploy could allow a user to execute code using a specially crafted file upload that would replace code on the server. This code could be executed on the UCD agent machines that host customer's production applications.

Severity breakdown

CVSS v3.0 10.0: CVSS:3.0/AV:N/AC:L/PR:N/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: None. No account or prior access is needed.
  • 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-284: Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Affected products

  • IBM Urbancode Deploy: 6.0; 6.0.1; 6.0.1.1; 6.0.1.2; 6.0.1.3; 6.0.1.4; 6.0.1.5; 6.0.1.6; 6.0.1.7; 6.0.1.8; 6.0.1.9; 6.0.1.10

References