CVE-2018-2888 in MICROS Retail-J
Summary
by MITRE
Vulnerability in the MICROS Retail-J component of Oracle Retail Applications (subcomponent: Back Office). Supported versions that are affected are 10.2.x, 11.0.x, 12.0.x, 12.1.x, 12.1.1.x,12.1.2.x and 13.1.x. Difficult to exploit vulnerability allows physical access to compromise MICROS Retail-J. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in MICROS Retail-J, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MICROS Retail-J accessible data as well as unauthorized access to critical data or complete access to all MICROS Retail-J accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MICROS Retail-J. CVSS 3.0 Base Score 6.7 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:L).
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Analysis
by VulDB Data Team • 04/18/2023
The CVE-2018-2888 vulnerability resides within the MICROS Retail-J component of Oracle Retail Applications, specifically targeting the Back Office subcomponent. This vulnerability represents a significant security weakness that manifests when physical access is obtained by an attacker, making it particularly concerning for retail environments where physical security measures may be insufficient. The affected versions span multiple major releases including 10.2.x, 11.0.x, 12.0.x, 12.1.x, 12.1.1.x, 12.1.2.x, and 13.1.x, indicating a widespread impact across the Oracle Retail product line. The vulnerability's classification as difficult to exploit suggests that while it requires specific conditions to be met, the potential consequences are severe enough to warrant immediate attention.
The technical flaw in this vulnerability stems from inadequate access controls and authentication mechanisms within the MICROS Retail-J system. When an attacker gains physical access to a system running affected versions, they can potentially compromise the entire retail application framework. The vulnerability's CVSS 3.0 score of 6.7 reflects the severity of potential impacts, with high confidentiality, integrity, and availability implications. The attack vector requiring physical access (AV:P) combined with high attack complexity (AC:H) and high privileges required (PR:H) indicates that while exploitation is challenging, it is not impossible when an attacker has physical presence. The human interaction requirement (UI:R) suggests that social engineering or insider threats may play a role in successful exploitation, as the attack requires someone other than the attacker to perform specific actions.
The operational impact of this vulnerability extends far beyond simple data compromise, as successful exploitation can lead to unauthorized creation, deletion, or modification of critical retail data. This encompasses not only transactional data but potentially entire databases of customer information, inventory records, and financial transaction histories. The ability to achieve complete access to all MICROS Retail-J accessible data represents a catastrophic scenario for retail organizations, as it would enable attackers to manipulate business-critical information and potentially cause significant financial losses. Additionally, the partial denial of service capability (A:L) means that even if data integrity is maintained, attackers could disrupt business operations by making the system unavailable to legitimate users, thereby impacting customer service and operational efficiency.
Organizations should implement comprehensive mitigation strategies that address both physical and logical security controls. Physical security measures must be strengthened to prevent unauthorized access to retail terminals and servers, including proper access controls, surveillance systems, and security protocols for personnel with access to sensitive areas. Network segmentation should be implemented to isolate critical retail systems from general network access, reducing the attack surface and limiting potential lateral movement. Regular patch management programs must be established to ensure all affected versions are updated promptly, with particular attention to the specific Oracle Retail Applications versions mentioned in the vulnerability. The vulnerability aligns with CWE-284 (Improper Access Control) and represents a significant concern for organizations following ATT&CK framework's privilege escalation techniques, where physical access combined with application-level vulnerabilities can lead to complete system compromise. Security monitoring should include detection of unusual access patterns and unauthorized modifications to retail data, while incident response procedures must be prepared to address potential breaches involving retail transactional data and operational systems.