CVE-2020-4811Network attack vector

Privileged data injection via unvalidated HTTP request

Published May 14, 2021 · Updated Sep 17, 2024

Improper input validation in IBM Cloud Pak for Security 1.4.0.0 through 1.6.0.1 allows remote authenticated users to inject data via HTTP. IBM has not disclosed the affected endpoint, parameter, accepted payload, or the application operation that consumes the malicious request data. Exploitation requires a privileged product account and user interaction, and the published impact is limited to unauthorized modification of application data.

CVSS severity2.4
Low
EPSS probability0.73%
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 Cloud Pak for Security 1.4.0.0 through 1.6.0.1 allows remote authenticated users to inject data via HTTP. IBM has not disclosed the affected endpoint, parameter, accepted payload, or the application operation that consumes the malicious request data. Exploitation requires a privileged product account and user interaction, and the published impact is limited to unauthorized modification of application data.

The record

CVE
CVE-2020-4811
Published
May 14, 2021
Updated
Sep 17, 2024
Vendor
IBM
Product
IBM Cloud Pak for Security
Classifications
CWE-20
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. May 14, 2021CVE 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

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=1.4.0.0
  2. Affected versionversion=1.5.0.0
  3. Affected versionversion=1.5.0.1
  4. Affected versionversion=1.6.0.0
  5. Affected versionversion=1.6.0.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

IBM · IBM Cloud Pak for Securityversion=1.4.0.0; version=1.5.0.0; version=1.5.0.1; version=1.6.0.0; version=1.6.0.1

Published CVSS scores

2.1IBMCVSS:3.0/AV:N/A:N/C:N/S:U/PR:H/UI:R/I:L/AC:L/E:U/RL:O/RC:C
2.4IBMCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation

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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