CVE-2026-84198Network attack vector

Code execution via buffer overflow

Published Oct 8, 2026 · Updated Oct 8, 2026

Buffer overflow in IBM Guardium Data Protection allows remote attackers to execute arbitrary code via unspecified network input. The supplied record identifies the Sniffer component in 12.0, 12.1, and 12.2, but the retrieved IBM material does not disclose the vulnerable operation. Authentication requirements, the reachable input path, and the execution privilege are not established by the available evidence.

CVSS severityUnavailable
Unscored
EPSS probability0.38%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer overflow in IBM Guardium Data Protection allows remote attackers to execute arbitrary code via unspecified network input. The supplied record identifies the Sniffer component in 12.0, 12.1, and 12.2, but the retrieved IBM material does not disclose the vulnerable operation. Authentication requirements, the reachable input path, and the execution privilege are not established by the available evidence.

The record

CVE
CVE-2026-84198
Published
Oct 8, 2026
Updated
Oct 8, 2026
Vendor
IBM
Product
Guardium Data Protection
Classifications
Unavailable
Attack vector
network
Privileges
Unavailable

Timeline

How it unfolded

  1. Oct 8, 2026CVE publishedPublication date reported by the CVE source.
  2. Oct 8, 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?

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

  1. Affected versionversion=12.0
  2. Affected versionversion=12.1
  3. Affected versionversion=12.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesUnavailable in this record.

What is affected?

IBM · Guardium Data Protectionversion=12.0; version=12.1; version=12.2

Published CVSS scores

No CVSS assessment is available in this record.

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.

Activity data is delayed. The latest report is Sep 28, 2026.

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

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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