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CVE Record

CVE-2019-4428: IBM Watson Assistant for IBM Cloud Pak for Data 1.0.0 through 1.3.0 is vulnerable to cross-site scripting.

IBM Watson Assistant for IBM Cloud Pak for Data 1.0.0 through 1.3.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 162807.

MediumCVSS 5.4Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2019-4428 is a medium-severity cross-site scripting issue in IBM Watson Assistant for IBM Cloud Pak for Data. An authenticated user could place JavaScript into the Web UI, potentially changing page behavior and exposing credentials inside a trusted session.

Executive priority

Handle as a moderate-priority remediation item. The issue is not described as actively exploited, but credential exposure inside trusted sessions can create business risk in shared or privileged analytics environments.

Technical view

Affected versions are IBM Watson Assistant for IBM Cloud Pak for Data 1.0.0 through 1.3.0. The CVSS 3.0 score is 5.4 with network access, low attack complexity, low privileges required, user interaction required, changed scope, and low confidentiality and integrity impact.

Likely exposure

Exposure is limited to organizations running the affected Watson Assistant component in IBM Cloud Pak for Data versions 1.0.0 through 1.3.0, especially where the Web UI is reachable by multiple users.

Exploitation context

The source bundle does not show CISA KEV listing or confirmed active exploitation. IBM’s description says arbitrary JavaScript can be embedded in the Web UI, with possible credential disclosure during trusted sessions.

Researcher notes

Evidence identifies XSS in the Web UI with PR:L and UI:R. The bundle does not include detailed sink/source analysis, exploit prerequisites beyond CVSS fields, or exact fixed version details; use IBM advisory data for confirmation.

Mitigation direction

  • Identify deployments of affected Watson Assistant for Cloud Pak for Data versions.
  • Review IBM advisory and X-Force ID 162807 for official remediation details.
  • Prioritize remediation for environments with shared administrative or analyst access.
  • Limit Web UI access to necessary authenticated users while remediation is planned.
  • Monitor for unusual UI behavior or suspicious credential-related account activity.

Validation and detection

  • Inventory IBM Cloud Pak for Data Watson Assistant versions in production and non-production.
  • Confirm whether versions 1.0.0 through 1.3.0 are present.
  • Review IBM advisory for the exact fixed or supported remediation path.
  • Verify Web UI access is limited to expected user groups.
  • Check identity and application logs for suspicious session or credential activity.
Prepared
Confidence
high
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

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CVE-2019-4428 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
5.4 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/I:L/UI:R/S:C/A:N/C:L/AC:L/PR:L/AV:N/E:H/RC:C/RL:O

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
5.4CVSS 3.0MediumCVSS:3.0/I:L/UI:R/S:C/A:N/C:L/AC:L/PR:L/AV:N/E:H/RC:C/RL:O2.32.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

5.4Medium
CVSS 3.0 vector shape for CVE-2019-4428Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/I:L/UI:R/S:C/A:N/C:L/AC:L/PR:L/AV:N/E:H/RC:C/RL:O

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
IBMWatson Assistant for IBM Cloud Pak for Data1.0.0, 1.3.0Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.