Quantum Secular Labs / Blog / Advisories

CVE-2018-14721: Fasterxml Jackson Databind: Insecure deserialization

CVE-2018-14721 is rated critical with a CVSS v3.0 base score of 10.0 and affects Fasterxml Jackson Databind, along with 11 other products in NVD’s configuration data. 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

FasterXML jackson-databind 2.x before 2.9.7 might allow remote attackers to conduct server-side request forgery (SSRF) attacks by leveraging failure to block the axis2-jaxws class from polymorphic deserialization.

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-918: Server-Side Request Forgery

The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Affected products

  • Fasterxml Jackson Databind: from 2.6.0 before 2.6.7.2; from 2.7.0 before 2.7.9.5; from 2.8.0 before 2.8.11.3; from 2.9.0 before 2.9.7; 2.7.0 rc1; 2.7.0 rc2; 2.7.0 rc3; 2.8.0 rc1; 2.8.0 rc2; 2.9.0 pr1; 2.9.0 pr2; 2.9.0 pr3
  • Debian Linux: 8.0; 9.0
  • Oracle Banking Platform: 2.5.0; 2.6.0; 2.6.1; 2.6.2
  • Oracle Communications Billing And Revenue Management: 7.5; 12.0
  • Oracle Enterprise Manager For Virtualization: 13.2.2; 13.2.3; 13.3.1
  • Oracle Financial Services Analytical Applications Infrastructure: 8.0.2; 8.0.3; 8.0.4; 8.0.5; 8.0.6; 8.0.7
  • Oracle Jdeveloper: 12.1.3.0.0; 12.2.1.3.0
  • Oracle Primavera Unifier: from 17.1 up to and including 17.12; 16.1; 16.2; 18.8
  • Oracle Retail Merchandising System: 15.0; 16.0
  • Oracle Webcenter Portal: 12.2.1.3.0
  • Red Hat Jboss Enterprise Application Platform: 7.2.0
  • Red Hat Openshift Container Platform: 3.11

References