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CVE Record

CVE-2020-4162: IBM InfoSphere Information Server 11.5 and 11.7 is vulnerable to cross-site scripting.

IBM InfoSphere Information Server 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: 174342.

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 11.5 and 11.7 has a web interface cross-site scripting flaw. A logged-in user could place JavaScript into the UI, which could run in another trusted session and potentially expose credentials or alter displayed behavior.

Executive priority

Treat this as a moderate-priority remediation for affected IBM data integration environments. It is not presented as actively exploited here, but credential disclosure within trusted sessions can create business risk if the Web UI is broadly accessible.

Technical view

CVE-2020-4162 is a network-reachable XSS issue in IBM InfoSphere Information Server 11.5 and 11.7. The CVSS 3.0 vector is 5.4: low privileges required, user interaction required, low confidentiality and integrity impact, no availability impact, and changed scope.

Likely exposure

Exposure is limited to organizations running IBM InfoSphere Information Server 11.5 or 11.7 with accessible Web UI functions where authenticated users can submit content rendered by others.

Exploitation context

The source bundle does not show CISA KEV listing or confirmed active exploitation. IBM's CVSS temporal vector includes E:H, but that does not establish real-world exploitation from the provided evidence.

Researcher notes

The provided data does not identify a CWE, specific vulnerable parameter, or patch level. Avoid assuming exploitability beyond authenticated XSS in the Web UI. Validate against IBM advisory details before closing findings.

Mitigation direction

  • Review IBM advisory 5690451 for the official remediation path.
  • Apply the vendor-provided fix for affected 11.5 or 11.7 deployments.
  • Restrict Web UI access to trusted networks and authorized users.
  • Prioritize environments handling credentials or sensitive data workflows.
  • Monitor IBM X-Force entry 174342 for updated vendor guidance.

Validation and detection

  • Inventory IBM InfoSphere Information Server versions across environments.
  • Confirm whether any 11.5 or 11.7 instances remain in service.
  • Verify the IBM advisory fix or equivalent vendor guidance is applied.
  • Review Web UI exposure and authenticated user access paths.
  • Check security logs for suspicious UI content or credential-related anomalies.
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.

ATT&CK lookup starting points

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CVE-2020-4162 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/C:L/I:L/UI:R/S:C/A:N/PR:L/AC: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/C:L/I:L/UI:R/S:C/A:N/PR:L/AC: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-2020-4162Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/C:L/I:L/UI:R/S:C/A:N/PR:L/AC: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
IBMInfoSphere Information Server11.5, 11.7Listed
Weakness

CWE details

No CWE listed

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