Security readout for executives and security teams
Plain-English summary
CVE-2021-29812 is a stored cross-site scripting issue in IBM Jazz for Service Management 1.1.3.10 and IBM Tivoli Netcool/OMNIbus_GUI. An authenticated user could store JavaScript in the Web UI, potentially changing page behavior and exposing credentials within a trusted session.
Executive priority
Prioritize remediation for externally reachable or broadly accessible operations portals. The severity is medium, but credential exposure inside trusted sessions can create operational risk if many users share the affected Web UI.
Technical view
The reported flaw is stored XSS with network attack vector, low complexity, low privileges required, and no user interaction in the CVSS vector. Impact is limited confidentiality and integrity, no availability impact, with scope changed. IBM X-Force tracks it as 204330.
Likely exposure
Exposure is most likely in organizations running IBM Jazz for Service Management 1.1.3.10 or the referenced Netcool/OMNIbus GUI, especially where multiple operators or users can submit content through the Web UI.
Exploitation context
The source bundle does not show CISA KEV listing or cited active exploitation. Treat this as a credible stored XSS risk in trusted administrative sessions, not as confirmed exploited activity.
Researcher notes
Evidence identifies stored XSS and IBM X-Force ID 204330. The bundle does not include exact vulnerable input fields, patch version details, or exploit proof. Avoid assuming broader IBM product impact beyond the cited affected products.
Mitigation direction
- Review IBM advisory node 6491545 for official remediation guidance.
- Apply vendor-supported fixes or updates where IBM confirms applicability.
- Restrict Web UI access to trusted authenticated users.
- Review stored Web UI content for suspicious script-like entries.
- Monitor for unusual credential or session activity.
Validation and detection
- Inventory Jazz for Service Management 1.1.3.10 deployments.
- Identify any Tivoli Netcool/OMNIbus GUI exposure matching IBM guidance.
- Confirm whether IBM X-Force ID 204330 applies to each instance.
- Check whether vendor remediation has been applied.
- Review Web UI data fields for unexpected stored script content.
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-2021-29812 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/UI:N/AC:L/C:L/A:N/PR:L/I:L/AV:N/S:C/E:U/RC:C/RL:O
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/UI:N/AC:L/C:L/A:N/PR:L/I:L/AV:N/S:C/E:U/RC:C/RL:O3.12.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.4MediumVector: CVSS:3.0/UI:N/AC:L/C:L/A:N/PR:L/I:L/AV:N/S:C/E:U/RC:C/RL:O
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/6491545CVE reference · x_refsource_CONFIRM
- ibm-tivoli-cve202129812-xss (204330)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.
