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CVE Record

CVE-2021-29818: IBM Jazz for Service Management and IBM Tivoli Netcool/OMNIbus_GUI 8.1.0 is vulnerable to cross-site script...

IBM Jazz for Service Management and IBM Tivoli Netcool/OMNIbus_GUI 8.1.0 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: 204345.

MediumCVSS 5.4Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2021-29818 is a medium-severity cross-site scripting issue in IBM Jazz for Service Management and IBM Tivoli Netcool/OMNIbus_GUI 8.1.0. A user could place JavaScript into the web interface, potentially changing trusted-session behavior and exposing credentials.

Executive priority

Treat as a moderate operational risk. Prioritize remediation if the affected IBM web UI is internet-facing, used by privileged operators, or widely accessible internally. Otherwise schedule through normal vulnerability management.

Technical view

The issue is network-reachable XSS with low attack complexity, low privileges required, and user interaction required. The CVSS 3.0 score is 5.4 with scope changed and limited confidentiality and integrity impact. IBM X-Force tracks it as ID 204345.

Likely exposure

Exposure is most likely where IBM Jazz for Service Management or IBM Tivoli Netcool/OMNIbus_GUI 8.1.0 web UI is deployed and reachable by authenticated users.

Exploitation context

The source bundle does not show CISA KEV listing or confirmed active exploitation. The CVSS vector indicates exploitation requires an authenticated user and user interaction, limiting urgency versus unauthenticated remote code execution.

Researcher notes

Evidence identifies XSS and credential-disclosure risk but does not specify the vulnerable parameter, exploit mechanics, or concrete fixed build in the provided bundle. Avoid assuming exploit availability or patch details beyond IBM advisory guidance.

Mitigation direction

  • Review IBM advisory 6490747 and X-Force 204345 for vendor remediation.
  • Confirm whether version 8.1.0 is present in production or support environments.
  • Restrict web UI access to trusted networks and required users.
  • Prioritize vendor-supported update or mitigation once confirmed.
  • Monitor for suspicious script content in UI-editable fields.

Validation and detection

  • Inventory IBM Jazz for Service Management and Netcool/OMNIbus GUI deployments.
  • Verify exact product version against IBM affected version 8.1.0.
  • Check whether the web UI is externally reachable or broadly internal.
  • Review user roles that can submit web UI content.
  • Confirm remediation status against IBM support guidance.
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-2021-29818 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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

Vector: CVSS:3.0/A:N/UI:R/S:C/PR:L/C:L/I:L/AV:N/AC: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/A:N/UI:R/S:C/PR:L/C:L/I:L/AV:N/AC: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-2021-29818Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/A:N/UI:R/S:C/PR:L/C:L/I:L/AV:N/AC: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
IBMTivoli Netcool/OMNIbus8.1.0Listed
Weakness

CWE details

No CWE listed

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