CVE-2020-4203Network attack vector

Privileged disclosure of internal directories

Published Mar 19, 2020 · Updated Sep 16, 2024

Information disclosure in IBM DataPower Gateway 2018.4.1.0 through 2018.4.1.9 allows remote authenticated users to view internal directories. IBM has not published the affected interface or path; it states only that improper access controls expose certain internal directories. A privileged DataPower account is required, and the reported consequence is read-only exposure of highly sensitive information.

CVSS severity4.9
Medium
EPSS probability1.29%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in IBM DataPower Gateway 2018.4.1.0 through 2018.4.1.9 allows remote authenticated users to view internal directories. IBM has not published the affected interface or path; it states only that improper access controls expose certain internal directories. A privileged DataPower account is required, and the reported consequence is read-only exposure of highly sensitive information.

The record

CVE
CVE-2020-4203
Published
Mar 19, 2020
Updated
Sep 16, 2024
Vendor
IBM
Product
IBM DataPower Gateway
Classifications
T1083
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Mar 19, 2020CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 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=2018.4.1.0
  2. Affected versionversion=2018.4.1.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

IBM · IBM DataPower Gatewayversion=2018.4.1.0; version=2018.4.1.8

Published CVSS scores

4.9IBMCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

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)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1083File and Directory Discovery

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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