CVE-2022-43903Network attack vector

Authenticated service interruption

Published Sep 4, 2023 · Updated Sep 26, 2024

Improper input validation in IBM Security Guardium 10.6, 11.3, and 11.4 allows remote authenticated users to interrupt service. IBM has not disclosed the affected component, the rejected validation rule, or the malformed input that triggers the condition. Network access with a low-privilege account is required, and the published impact is limited to reduced availability with no reported data access or modification.

CVSS severity4.3
Medium
EPSS probability0.71%
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 Security Guardium 10.6, 11.3, and 11.4 allows remote authenticated users to interrupt service. IBM has not disclosed the affected component, the rejected validation rule, or the malformed input that triggers the condition. Network access with a low-privilege account is required, and the published impact is limited to reduced availability with no reported data access or modification.

The record

CVE
CVE-2022-43903
Published
Sep 4, 2023
Updated
Sep 26, 2024
Vendor
IBM
Product
IBM Security Guardium
Classifications
CWE-20, T1499
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 4, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 26, 2024Record 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=10.6, 11.3, 11.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

IBM · IBM Security Guardiumversion=10.6, 11.3, 11.4

Published CVSS scores

4.3IBMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

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)
Vectornetwork
Privilegesauthenticated
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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