Onapsis Security Advisory ONAPSIS-2016-011: JD Edwards Server Manager Create users 1. Impact on Business ===================== By exploiting this vulnerability an unauthenticated attacker could create users in the Server Manager, ultimately compromising the whole JDE landscape hence all of its information and processes. Risk Level: Critical 2. Advisory Information ======================= - Public Release Date: 07/28/2016 - Last Revised: 07/28/2016 - Security Advisory ID: ONAPSIS-2016-011 - Onapsis SVS ID: ONAPSIS-00171 - CVE: CVE-2016-0420 - Researcher: Fernando Russ and Matias Mevied - Vendor Provided CVSS v2: 7.8 (AV:N/AC:L/Au:N/C:N/I:N/A:C) - Onapsis CVSS v2: 10 (AV:N/AC:L/Au:N/C:C/I:C/A:C) - Onapsis CVSS v3: 10 (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H) 3. Vulnerability Information ============================ - Vendor: Oracle - Affected Components: JD Edwards 9.1 EnterpriseOne Server - Vulnerability Class: Missing Authentication for Critical Function (CWE-306) - Remotely Exploitable: Yes - Locally Exploitable: No - Authentication Required: No - Original Advisory: http://onapsis.com/research/security-advisories/jd-edwards-server-manager-create-user 4. Affected Components Description ================================== The Server Manager use the Java Management Extensions (JMX) technology to connect to all the JD Edwards servers with an agent. This technology uses Managed Bean and the standard Remote Method Invocation (RMI) protocol. 5. Vulnerability Details ======================== The vulnerability could be exploited invoking two methods: one is to create the user and the password, the other method is to assign the role. With this new user it is possible to log into Server Manager and manage all the servers. The vulnerability could be exploited invoking the methods addLocalUser and grantUserRole to create the user, password and assign the roles. With this new user it is possible to log into Server Manager and manage all the servers. 6. Solution =========== Implement Oracle Critical Patch Update released in January 2016. 7. Report Timeline ================== - 03/12/2015: Onapsis provides vulnerability information to Oracle. - 03/17/2015: Oracle confirms reception of vulnerability report. - 01/19/2016: Oracle releases the Critical Patch Update in January 2016 fixing the vulnerability. - 07/28/2016: Onapsis Releases Security Advisory. About Onapsis Research Labs =========================== Onapsis Research Labs provides the industry analysis of key security issues that impact business-critical systems and applications. Delivering frequent and timely security and compliance advisories with associated risk levels, Onapsis Research Labs combine in-depth knowledge and experience to deliver technical and business-context with sound security judgment to the broader information security community. About Onapsis, Inc. =================== Onapsis provides the most comprehensive solutions for securing SAP and Oracle enterprise applications. As the leading experts in SAP and Oracle cyber-security, Onapsis enables security and audit teams to have visibility, confidence and control of advanced threats, cyber-risks and compliance gaps affecting their enterprise applications. Headquartered in Boston, Onapsis serves over 180 Global 2000 customers, including 10 top retailers, 20 top energy firms and 20 top manufacturers. Onapsis solutions are also the de-facto standard for leading consulting and audit firms such as Accenture, IBM, Deloitte, E&Y, KPMG and PwC. 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