CVE-2018-3007 in Tuxedo
Summary
by MITRE
Vulnerability in the Oracle Tuxedo component of Oracle Fusion Middleware (subcomponent: Core). Supported versions that are affected are 12.1.1, 12.1.3 and 12.2.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via Jolt to compromise Oracle Tuxedo. While the vulnerability is in Oracle Tuxedo, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Tuxedo accessible data. CVSS 3.0 Base Score 8.6 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 04/10/2023
The vulnerability identified as CVE-2018-3007 resides within Oracle Tuxedo, a component of Oracle Fusion Middleware that serves as a transaction processing platform for enterprise applications. This weakness specifically affects the Core subcomponent and impacts versions 12.1.1, 12.1.3, and 12.2.2 of the software. The vulnerability operates through the Jolt protocol which is used for communication between client applications and the Tuxedo transaction processing system. The flaw represents a critical security gap that allows attackers to exploit the system without requiring authentication credentials, making it particularly dangerous for enterprise environments where such systems are deployed.
The technical nature of this vulnerability stems from insufficient authentication mechanisms within the Jolt protocol implementation. Attackers can leverage this weakness by establishing network connections to the affected Oracle Tuxedo servers and executing malicious requests that bypass normal access controls. The vulnerability's classification as easily exploitable indicates that the attack vector requires minimal technical expertise or resources to execute successfully. The CVSS score of 8.6 reflects the high severity impact, particularly emphasizing the confidentiality implications where attackers can gain unauthorized access to critical data or achieve complete access to all data accessible through the affected Tuxedo system. The vulnerability's vector (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N) demonstrates that network-based attacks require low access complexity, no prior privileges, and no user interaction, while the scope extension to "changed" indicates potential impact on additional products within the Oracle ecosystem.
The operational impact of this vulnerability extends beyond the immediate Tuxedo environment and can significantly affect broader Oracle Fusion Middleware deployments. Organizations utilizing affected versions may experience data breaches, unauthorized access to sensitive business information, and potential system compromise that could cascade into other integrated Oracle products. The vulnerability's ability to result in complete access to all Oracle Tuxedo accessible data creates substantial risk for enterprises handling confidential information, financial records, or proprietary business data through these transaction processing systems. Security teams face the challenge of identifying and remediating this vulnerability across potentially distributed and interconnected Oracle environments where Tuxedo may be integrated with other middleware components.
Organizations should implement immediate mitigations including applying the relevant Oracle Critical Patch Updates that address this vulnerability, implementing network segmentation to limit access to Tuxedo servers, and disabling unnecessary Jolt protocol access where possible. The vulnerability aligns with CWE-287 which addresses improper authentication issues, and corresponds to ATT&CK technique T1110.003 for credential access through exploitation of weak authentication mechanisms. Additional protective measures include monitoring network traffic for suspicious Jolt protocol activity, implementing robust firewall rules to restrict access to affected systems, and conducting comprehensive vulnerability assessments to identify any potential exploitation attempts. The security community should also consider this vulnerability in the context of broader Oracle middleware security practices and ensure that all affected systems receive prompt patching to prevent potential exploitation by threat actors.