CVE-2023-30434

Local kernel panic

Published May 5, 2023 · Updated Jan 29, 2025

Improper input validation in IBM Spectrum Scale and IBM Storage Scale System allows local users to cause a kernel panic. IBM identifies improper input validation but does not disclose the affected component, input, or operation that mishandles it. Local access is required; successful exploitation panics the kernel and interrupts services on the affected node.

CVSS severity6.2
Medium
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in IBM Spectrum Scale and IBM Storage Scale System allows local users to cause a kernel panic. IBM identifies improper input validation but does not disclose the affected component, input, or operation that mishandles it. Local access is required; successful exploitation panics the kernel and interrupts services on the affected node.

The record

CVE
CVE-2023-30434
Published
May 5, 2023
Updated
Jan 29, 2025
Vendor
IBM
Product
IBM Spectrum Scale
Classifications
CWE-20, T1499
Attack vector
local
Privileges
Unavailable

Timeline

How it unfolded

  1. May 5, 2023CVE publishedPublication date reported by the CVE source.
  2. Jan 29, 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=5.1.0.0 <=5.1.2.9
  2. Affected versionversion=5.1.3.0 <=5.1.6.1

What conditions does exploitation require?

Attack vectorlocal
Required privilegesUnavailable in this record.

What is affected?

IBM · IBM Spectrum Scaleversion=5.1.0.0 <=5.1.2.9; version=5.1.3.0 <=5.1.6.1
IBM · IBM Storage Scale Systemversion=6.1.0.0 <=6.1.2.5; version=6.1.3.0 <=6.1.6.0

Published CVSS scores

5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.2IBM CorporationCVSS:3.0/AV:L/AC:L/PR:N/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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

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

Weakness, pattern, technique

CWE-20Improper Input Validation
T1499Endpoint Denial of Service

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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