CVE-2025-62289
Oracle Zfs Storage Appliance Kit 8.8
Raw vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HSummary
CVE-2025-62289 is a medium-severity Privilege Defined With Unsafe Actions (CWE-267) vulnerability in Oracle Zfs Storage Appliance Kit. Its CVSS base score is 4.9 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Application or System Exploitation (T1499.004); ranked at the 21th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified map to AC-3 (Access Enforcement) and AC-6 (Least Privilege) — see the control section below for these in your framework.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-35225
Vulnerability Data
Vulnerability in the Oracle ZFS Storage Appliance Kit product of Oracle Systems (component: Filesystems). The supported version that is affected is 8.8. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle ZFS Storage Appliance…
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Kit. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle ZFS Storage Appliance Kit. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
The vulnerability allows a high-privileged attacker to cause a hang or crash (DoS) via HTTP on a network-accessible appliance. This directly maps to T1499.004 (Endpoint Denial of Service: Application or System Exploitation) as the attack exploits a flaw in the application to impair availability.
CVEs Like This One
Affected Assets
Mitigating Controls
Control response
Mitigating Controls (NIST 800-53 r5) AI
Directly counters CWE-267 by ensuring privileges assigned to high-privileged HTTP users cannot invoke unsafe filesystem operations that produce DoS.
Enforces fine-grained access decisions on the HTTP interface so that even authenticated high-privileged accounts cannot reach the crash-inducing code path.
Requires prompt application of vendor patches that eliminate the unsafe privilege-to-action mapping in the ZFS filesystem component.
Mitigating Controls (NIST CSF 2.0) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.
Defining and enforcing least-privilege permissions directly reduces the chance that a privilege permits unintended unsafe actions.
Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.
Use of privileged utility programs restricts dangerous tools but does not address unsafe actions within assigned privileges.
Access control policy can limit unsafe privilege use but does not define safe actions for each privilege.
Access rights assignment can restrict privileges to intended actions, yet does not guarantee the privilege itself is safe.
Segregation of duties reduces risk of unsafe actions by splitting privileges but does not address unsafe privilege definitions.
Privileged access rights control can restrict unsafe privileges, yet does not ensure the privilege definition itself is safe.
Secure development lifecycle can catch unsafe privilege definitions during design but does not prevent them at runtime.
Hardening callouts derived
Configuration rules from DISA STIG baselines that reduce the attack surface for weaknesses of the type cited by this CVE. Derived transitively via CVE→CWE→STIG over `controls_xwalks` (authoritative rows only).
Ubuntu 22.04 (1 rule)
- V-260559 Ubuntu 22.04 LTS must ensure only users who need access to security functions are part of sudo group. via CWE-267
Ubuntu 24.04 (1 rule)
- V-270675 Ubuntu 24.04 LTS when booted must require authentication upon booting into single-user and maintenance modes. via CWE-267