CVE-2017-3585 in Sun ZFS Storage Appliance Kit
Summary
by MITRE
Vulnerability in the Sun ZFS Storage Appliance Kit (AK) component of Oracle Sun Systems Products Suite (subcomponent: User Interface subsystem). The supported version that is affected is AK 2013. Easily "exploitable" vulnerability allows unauthenticated attacker with network access via HTTP to compromise Sun ZFS Storage Appliance Kit (AK). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Sun ZFS Storage Appliance Kit (AK) accessible data. CVSS 3.0 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).
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Analysis
by VulDB Data Team • 12/20/2020
The vulnerability identified as CVE-2017-3585 resides within the Sun ZFS Storage Appliance Kit component of Oracle's Sun Systems Products Suite, specifically targeting the User Interface subsystem. This flaw affects the AK 2013 version and represents a significant security weakness that can be exploited by unauthenticated attackers. The vulnerability's classification as easily exploitable indicates that the attack vector requires minimal technical expertise or resources, making it particularly dangerous in production environments where such appliances may be directly exposed to network traffic. The CVSS 3.0 base score of 5.3 reflects the integrity impact severity, with a vector indicating network accessibility, low attack complexity, no privileges required, and no user interaction needed.
The technical nature of this vulnerability stems from inadequate authentication and authorization controls within the User Interface subsystem of the ZFS Storage Appliance Kit. Attackers can leverage HTTP network access to perform unauthorized operations against the appliance's data management functions. This flaw allows for unauthorized update, insert, or delete operations on data accessible through the affected subsystem, potentially leading to data corruption or manipulation. The vulnerability's design flaw likely involves insufficient validation of incoming HTTP requests or improper session management within the user interface components. Such weaknesses create pathways for malicious actors to bypass normal access controls and directly interact with the appliance's data handling mechanisms.
The operational impact of this vulnerability extends beyond simple data integrity concerns, as it can compromise the overall security posture of storage infrastructures that rely on these appliances. Organizations using the affected ZFS Storage Appliance Kit versions face risks of unauthorized data modification, which could lead to service disruption, compliance violations, or data loss. The vulnerability's ability to affect data integrity without requiring authentication makes it particularly concerning for enterprise environments where storage systems contain critical business data. Network-based attacks can occur from any location with internet connectivity, making the attack surface potentially unlimited and difficult to monitor or control effectively.
Mitigation strategies for CVE-2017-3585 should include immediate implementation of network segmentation to isolate affected appliances from untrusted networks, deployment of firewalls to restrict HTTP access to authorized IP addresses only, and application of vendor patches or updates as soon as they become available. Organizations should also consider implementing network monitoring solutions to detect unusual HTTP traffic patterns that might indicate exploitation attempts. The vulnerability aligns with CWE-284 (Improper Access Control) and may relate to ATT&CK techniques involving privilege escalation and data manipulation. Regular security assessments of storage infrastructure components are essential to identify similar access control weaknesses that could enable similar exploitation scenarios.