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CVE Record

CVE-2019-4238: IBM InfoSphere Information Server 11.3, 11.5, and 11.7 is vulnerable to cross-site scripting.

IBM InfoSphere Information Server 11.3, 11.5, and 11.7 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: 159464.

MediumCVSS 5.4Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7 have a Web UI cross-site scripting flaw. A user could embed JavaScript that changes page behavior and may expose credentials inside a trusted session. Business risk is moderate because exploitation requires privileges and user interaction, but affected data platforms may hold sensitive operational data.

Executive priority

Treat this as a moderate-priority enterprise application issue. Remediate through IBM guidance during the normal vulnerability window, faster if the Web UI is broadly reachable or used by privileged administrators handling sensitive data workflows.

Technical view

CVE-2019-4238 is a network-reachable XSS in IBM InfoSphere Information Server Web UI. The CVSS 3.0 score is 5.4 with low attack complexity, low privileges required, user interaction required, changed scope, and low confidentiality and integrity impact. Availability impact is not indicated.

Likely exposure

Exposure is limited to organizations running IBM InfoSphere Information Server 11.3, 11.5, or 11.7, especially where the Web UI is reachable by many users or less-trusted authenticated accounts.

Exploitation context

The source bundle does not report active exploitation, and KEV is false. Exploitation requires a user with low privileges and another user interaction. The stated impact is arbitrary JavaScript in the Web UI, potentially leading to credential disclosure within a trusted session.

Researcher notes

The bundle does not provide a CWE, vulnerable parameter, payload, or exact fixed release. Do not infer affected components beyond the InfoSphere Web UI. The CVSS vector supports authenticated, user-assisted XSS with limited confidentiality and integrity impact and no availability impact.

Mitigation direction

  • Check IBM advisory ibm10881165 for official remediation for the installed version.
  • Inventory InfoSphere Information Server 11.3, 11.5, and 11.7 deployments.
  • Restrict Web UI access to trusted networks and required users.
  • Prioritize remediation where privileged users access shared or exposed Web UI instances.
  • Review IBM X-Force entry 159464 for vendor vulnerability tracking.

Validation and detection

  • Confirm installed InfoSphere Information Server versions against 11.3, 11.5, and 11.7.
  • Identify whether the InfoSphere Web UI is reachable over the network.
  • Review access controls for low-privileged accounts that can use the Web UI.
  • Check remediation status against the IBM advisory, not assumed version targets.
  • Look for security monitoring around suspicious script injection or credential disclosure indicators.
Prepared
Confidence
medium
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-2019-4238 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/AC:L/PR:L/S:C/AV:N/A:N/UI:R/I:L/C:L/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/AC:L/PR:L/S:C/AV:N/A:N/UI:R/I:L/C:L/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-2019-4238Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/AC:L/PR:L/S:C/AV:N/A:N/UI:R/I:L/C:L/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
IBMInfoSphere Information Server11.3, 11.5, 11.7Listed
Weakness

CWE details

No CWE listed

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