CVE-2026-101484 in Secure Backup
Summary
by MITRE • 10/21/2026
Vulnerability in Oracle Secure Backup (component: Backup and Restore). Supported versions that are affected are 19.1.0.0.0 and 19.1.0.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Secure Backup. Successful attacks of this vulnerability can result in takeover of Oracle Secure Backup. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 10/21/2026
Oracle Secure Backup version 19.1.0.0.0 through 19.1.0.1.0 contains a critical vulnerability within its core backup and restore component that allows for the complete compromise of the system by an unauthenticated attacker. This flaw is characterized as easily exploitable, requiring no prior authentication or user interaction to trigger. The attack vector is network-based, specifically utilizing TCP connections, which means any entity with reachable access to the Oracle Secure Backup service over a network can attempt to exploit this weakness. The severity of this vulnerability is underscored by its CVSS 3.1 base score of 9.8 out of 10, indicating a critical level of risk that affects confidentiality, integrity, and availability equally.
The technical nature of the flaw permits an attacker who successfully exploits it to gain full control over the Oracle Secure Backup environment. This takeover capability implies that the attacker can execute arbitrary code with the privileges of the service account running the backup software. Such access allows for extensive manipulation of data stored within the system, including reading sensitive information, modifying existing backups or restore points, and potentially disrupting operations by deleting critical recovery assets. The ability to take over the application effectively neutralizes its primary function as a reliable disaster recovery tool while simultaneously turning it into an entry point for further lateral movement within the organization's network infrastructure.
From a classification perspective, this vulnerability aligns with CWE-287 Improper Authentication and CWE-94 Command Injection or similar code execution flaws depending on the specific underlying mechanism, though the outcome of unauthorized takeover is consistent with high-severity remote code execution vulnerabilities. In terms of adversary behavior as defined by MITRE ATT&CK, exploitation of this flaw would likely fall under Initial Access techniques such as Exploit Public-Facing Application (T1190) and potentially Lead to Privilege Escalation or Defense Evasion tactics if the attacker uses the compromised system to hide their presence or move laterally. The lack of required authentication makes it particularly dangerous in environments where Oracle Secure Backup services are exposed to untrusted networks or have overly permissive firewall rules allowing inbound TCP traffic on relevant ports.
The operational impact of this vulnerability is severe, as successful exploitation leads directly to the compromise of backup integrity and availability. Organizations relying on these versions for their data protection strategies face significant risk if attackers can alter or destroy backups before they are replicated offsite. This undermines business continuity plans and increases exposure to ransomware attacks where encrypted or deleted backups prevent restoration efforts. Furthermore, because Oracle Secure Backup often holds credentials and access keys for other systems it manages, a compromise here could serve as a pivot point for attacking connected databases and servers, amplifying the blast radius of the initial breach across multiple critical infrastructure components.
Mitigation strategies must prioritize immediate remediation given the high exploitability and lack of authentication requirements required by attackers. The primary recommendation is to apply the latest security patches provided by Oracle that address this specific vulnerability in versions 19.1.0.0.0 and 19.1.0.1.0. If patching cannot be implemented immediately, organizations should enforce strict network segmentation policies to ensure that only authorized management stations can communicate with the Oracle Secure Backup service over TCP. Implementing firewall rules that restrict inbound traffic to specific source IP addresses is essential to reduce the attack surface. Additionally, monitoring for unusual outbound connections or unexpected process executions from the backup server host can help detect exploitation attempts in real-time while longer-term architectural improvements are planned to isolate critical data protection services from general network zones.