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CVE Record

CVE-2020-4516: IBM Business Process Manager 8.5, 8.6 and IBM Business Automation Workflow 18.0, 19.0, and 20.0 are vulnera...

IBM Business Process Manager 8.5, 8.6 and IBM Business Automation Workflow 18.0, 19.0, and 20.0 are 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: 182371.

MediumCVSS 5.4Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2020-4516 is a cross-site scripting issue in IBM Business Process Manager and IBM Business Automation Workflow. A logged-in user could place JavaScript in the Web UI, potentially changing page behavior and exposing credentials inside a trusted session. This is a moderate business risk, especially where workflow consoles are broadly accessible.

Executive priority

Treat as a scheduled remediation item unless the affected Web UI is internet-exposed, high-privilege, or used by sensitive business users. In those cases, raise priority because credential disclosure inside trusted workflow sessions can affect business process integrity.

Technical view

The affected IBM Web UI does not sufficiently prevent embedded JavaScript. The CVSS 3.0 score is 5.4 with network attack vector, low privileges, required user interaction, changed scope, low confidentiality impact, and no integrity or availability impact stated in the bundle.

Likely exposure

Exposure is likely limited to organizations running IBM Business Process Manager 8.5 or 8.6, or IBM Business Automation Workflow 18.0, 19.0, or 20.0. The issue requires access to the Web UI and a user interaction path, so externally exposed administrative or workflow portals increase concern.

Exploitation context

The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The vulnerability is still meaningful because XSS in trusted workflow sessions can support credential disclosure or session-context abuse when a user interacts with malicious content.

Researcher notes

Evidence is concise: IBM identifies affected versions and XSS impact, with X-Force ID 182371. The bundle does not provide CWE mapping, detailed vulnerable endpoints, or explicit exploitation evidence. Avoid assuming broader IBM product exposure beyond the named BPM and BAW versions.

Mitigation direction

  • Inventory affected IBM BPM and Business Automation Workflow versions.
  • Review IBM support advisory 6326901 for applicable fixes or interim guidance.
  • Restrict Web UI access to trusted users and networks while assessing remediation.
  • Review custom pages, forms, and user-supplied fields for script injection exposure.
  • Monitor authentication and workflow-console activity for suspicious session behavior.

Validation and detection

  • Confirm whether any listed IBM product and version is deployed.
  • Check IBM support guidance for the installed fix level.
  • Test Web UI input handling in a safe, non-production environment.
  • Review logs for unusual script-like content in user-controlled fields.
  • Verify that workflow consoles are not unnecessarily internet-exposed.
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.

ATT&CK lookup starting points

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CVE-2020-4516 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/PR:L/A:N/UI:R/AC:L/S:C/C:L/AV:N/RC:C/RL:O/E:H

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/PR:L/A:N/UI:R/AC:L/S:C/C:L/AV:N/RC:C/RL:O/E:H2.32.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

5.4Medium
CVSS 3.0 vector shape for CVE-2020-4516Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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
IBMBusiness Process Manager8.5, 8.6Listed
IBMBusiness Automation Workflow18.0, 19.0, 20.0Listed
Weakness

CWE details

No CWE listed

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