Security readout for executives and security teams
Plain-English summary
This is a stored cross-site scripting issue in IBM Tivoli Netcool/OMNIbus GUI 8.1.0. A logged-in user could place JavaScript into the Web UI, causing trusted sessions to run unintended code and potentially exposing credentials.
Executive priority
Treat as a moderate operational risk. Prioritize remediation where the Netcool Web UI is widely accessible, used by privileged operators, or tied to critical monitoring workflows.
Technical view
The CVE describes network-reachable stored XSS with low privileges required, low attack complexity, and changed scope. The source bundle identifies only IBM Tivoli Netcool/OMNIbus GUI 8.1.0 and cites IBM X-Force ID 204262. CVSS v3.0 score is 6.4.
Likely exposure
Exposure is limited to environments running IBM Tivoli Netcool/OMNIbus GUI 8.1.0, especially where the Web UI is reachable by many operators or from broad internal networks.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation. Impact is most relevant after an attacker has valid access or can influence stored Web UI content.
Researcher notes
Evidence supports stored XSS with potential credential disclosure in trusted sessions. The bundle does not provide exploit details, affected subcomponents, or explicit patch version text, so remediation should follow IBM guidance.
Mitigation direction
- Inventory IBM Tivoli Netcool/OMNIbus GUI deployments and identify version 8.1.0.
- Review IBM advisory and X-Force entry for official fixes or workarounds.
- Apply IBM-provided remediation if your deployment matches the affected version.
- Restrict Web UI access to trusted networks and necessary users.
- Review stored Web UI content for unexpected script-like entries.
Validation and detection
- Confirm whether IBM Tivoli Netcool/OMNIbus GUI 8.1.0 is installed.
- Verify Web UI access paths, authentication requirements, and user roles.
- Check whether IBM-recommended remediation has been applied.
- Review logs or content records for suspicious stored JavaScript indicators.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-29804 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.4 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/I:L/PR:L/AV:N/C:L/S:C/UI:N/A:N/AC:L/E:U/RL:O/RC:C
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.
CVSS vector scores
1 official scoreWe 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.
CVSS:3.0/I:L/PR:L/AV:N/C:L/S:C/UI:N/A:N/AC:L/E:U/RL:O/RC:C3.12.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.4MediumVector: CVSS:3.0/I:L/PR:L/AV:N/C:L/S:C/UI:N/A:N/AC:L/E:U/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/6471067CVE reference · x_refsource_CONFIRM
- ibm-tivoli-cve202129804-xss (204262)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.