CVE-2021-2209 in Email Center
Summary
by MITRE • 04/23/2021
Vulnerability in the Oracle Email Center product of Oracle E-Business Suite (component: Message Display). Supported versions that are affected are 12.1.1-12.1.3 and 12.2.3-12.2.10. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Email Center. While the vulnerability is in Oracle Email Center, 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 Email Center accessible data as well as unauthorized update, insert or delete access to some of Oracle Email Center accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N).
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Analysis
by VulDB Data Team • 04/28/2021
The vulnerability identified as CVE-2021-2209 represents a critical security flaw within Oracle Email Center component of the Oracle E-Business Suite ecosystem. This vulnerability specifically affects the Message Display functionality and impacts a range of supported versions including 12.1.1 through 12.1.3 and 12.2.3 through 12.2.10. The flaw exists within Oracle's enterprise software suite that organizations rely upon for comprehensive business operations, making this vulnerability particularly concerning for enterprise environments that depend on the integrated security of their E-Business Suite implementations.
The technical nature of this vulnerability stems from insufficient input validation within the email center's message display functionality, creating an avenue for unauthorized data access and modification. This weakness allows an attacker with minimal privileges and network connectivity via HTTP to exploit the system. The vulnerability's classification as easily exploitable indicates that the attack vector requires little sophistication or specialized tools, making it accessible to a broad range of threat actors. The CVSS 3.1 scoring system assigns this vulnerability a base score of 8.5, reflecting high severity across multiple impact vectors including confidentiality, integrity, and the potential for significant system compromise.
The operational impact of this vulnerability extends beyond the immediate scope of Oracle Email Center, as indicated by the CVSS vector's scope change designation of S:C, suggesting that successful exploitation can affect additional Oracle products within the same ecosystem. Attackers who successfully compromise this vulnerability can gain unauthorized access to critical data stored within Oracle Email Center, potentially obtaining complete access to all accessible data within the system. Additionally, the vulnerability enables unauthorized modification capabilities including update, insert, and delete operations against the affected data, creating both data exposure and data integrity threats. The low privilege requirement (PR:L) combined with network accessibility (AV:N) means that even users with minimal system permissions can potentially exploit this flaw, making it particularly dangerous in environments where privilege escalation is not properly controlled.
Organizations affected by this vulnerability should prioritize immediate remediation through Oracle's security patches and updates. The implementation of network segmentation and access controls can provide temporary mitigation while permanent fixes are deployed. Security monitoring should focus on unusual network activity related to HTTP connections to email center components and unauthorized data access patterns. This vulnerability aligns with CWE-20 (Improper Input Validation) and represents a significant concern for organizations operating within the Oracle E-Business Suite environment, particularly those that have not yet applied the necessary security patches. The ATT&CK framework categorizes this vulnerability under initial access and privilege escalation techniques, as it allows attackers to establish a foothold with minimal privileges and potentially expand their access within the enterprise environment. Organizations should conduct comprehensive security assessments to identify any potential exploitation attempts and implement robust monitoring solutions to detect unauthorized access attempts against their email center systems.