CVE-2020-4188Network attack vector

Information disclosure via insufficiently random values

Published Jun 23, 2020 · Updated Sep 17, 2024

Insufficiently random values in IBM Security Guardium 10.5, 10.6, 11.0, and 11.1 allow remote attackers to obtain sensitive information. IBM has not disclosed which security-sensitive value generator lacks sufficient unpredictability or how the resulting value is exposed. No authentication or user interaction is required, but the published impact is limited to confidentiality and excludes data modification and service interruption.

CVSS severity5.3
Medium
EPSS probability1.07%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Insufficiently random values in IBM Security Guardium 10.5, 10.6, 11.0, and 11.1 allow remote attackers to obtain sensitive information. IBM has not disclosed which security-sensitive value generator lacks sufficient unpredictability or how the resulting value is exposed. No authentication or user interaction is required, but the published impact is limited to confidentiality and excludes data modification and service interruption.

The record

CVE
CVE-2020-4188
Published
Jun 23, 2020
Updated
Sep 17, 2024
Vendor
IBM
Product
IBM Security Guardium
Classifications
Unavailable
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 23, 2020CVE publishedPublication date reported by the CVE source.
  2. Sep 17, 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
  2. Affected versionversion=11.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

IBM · IBM Security Guardiumversion=10.6; version=11.1

Published CVSS scores

5.3IBMCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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
Privilegesunauthenticated
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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