CVE-2026-14514

RMC daemon crash via malformed session packet

Published Aug 19, 2026 · Updated Aug 20, 2026

Resource exhaustion in IBM Reliable Scalable Cluster Technology 3.0 allows remote attackers to crash the RMC daemon with a crafted request. During RMCAPI session establishment, the daemon accepts malformed packets without adequate input validation and exhausts resources until it terminates. The request requires adjacent-network reachability but no authentication or user interaction, and the bounded impact is interruption of RMC monitoring and control.

CVSS severity6.5
Medium
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Resource exhaustion in IBM Reliable Scalable Cluster Technology 3.0 allows remote attackers to crash the RMC daemon with a crafted request. During RMCAPI session establishment, the daemon accepts malformed packets without adequate input validation and exhausts resources until it terminates. The request requires adjacent-network reachability but no authentication or user interaction, and the bounded impact is interruption of RMC monitoring and control.

The record

CVE
CVE-2026-14514
Published
Aug 19, 2026
Updated
Aug 20, 2026
Vendor
IBM
Product
Reliable Scalable Cluster Technology
Classifications
CWE-770, T1499.004
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 19, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 20, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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  1. Affected versionversion=3.0

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

IBM · Reliable Scalable Cluster Technologyversion=3.0

Published CVSS scores

6.5IBMCVSS:3.1/AV:A/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

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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)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-770Allocation of Resources Without Limits or Throttling
T1499.004Endpoint Denial of Service: Application or System Exploitation

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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