CVE-2025-62476Network attack vector

Authenticated appliance denial of service via Remote Replication

Published Oct 21, 2025 · Updated Oct 22, 2025

Denial of service in Remote Replication in Oracle ZFS Storage Appliance Kit 8.8 allows remote authenticated users to hang or crash the appliance. Oracle has not published the specific Remote Replication operation or input-handling error that triggers the failure. Exploitation requires high-privileged appliance credentials and HTTP network access; successful requests interrupt storage service through a hang or repeatable crash.

CVSS severity4.9
Medium
EPSS probability0.31%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Remote Replication in Oracle ZFS Storage Appliance Kit 8.8 allows remote authenticated users to hang or crash the appliance. Oracle has not published the specific Remote Replication operation or input-handling error that triggers the failure. Exploitation requires high-privileged appliance credentials and HTTP network access; successful requests interrupt storage service through a hang or repeatable crash.

The record

CVE
CVE-2025-62476
Published
Oct 21, 2025
Updated
Oct 22, 2025
Vendor
Oracle
Product
Oracle ZFS Storage Appliance Kit
Classifications
CWE-400, T1499.004
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Oct 21, 2025CVE publishedPublication date reported by the CVE source.
  2. Oct 22, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=8.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Oracle · Oracle ZFS Storage Appliance Kitversion=8.8

Published CVSS scores

4.9OracleCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-400Uncontrolled Resource Consumption
T1499.004Application or System Exploitation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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