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TI-2021-03700 Aliases CVE-2021-20429GHSA-86rf-x36x-668f

Incorrect authorization in IBM QRadar SIEM

Priority LOW 26CWE-863Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-863.

Summary

IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could disclose sensitive information due an overly permissive cross-domain policy. IBM X-Force ID: 196334.

Why it matters now

EPSS 0.00822 57th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
IBMQRadar SIEM1.0.0; 4.1.1—No fix listedCNA
  • QRadar SIEM VendorIBM Affected 1.0.0; 4.1.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:ibm:qradar_user_behavior_analytics:*:*:*:*:*:*:*:*1.0.0 to before 4.1.1VulnerableIBM
  • cpe:2.3:a:ibm:qradar_user_behavior_analytics:*:*:*:*:*:*:*:* Versions 1.0.0 to before 4.1.1 Vulnerable ·IBM

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-20429
  2. 2026-10-03 Alias added: GHSA-86rf-x36x-668f

References

Advisory 1

  • TI-2021-10433 Cross-site request forgery in IBM QRadar User Behavior Analytics CVSS 3.1HIGH 8.8
  • TI-2021-03668 Information disclosure through error messages in IBM QRadar SIEM CVSS 3.1HIGH 7.5
  • TI-2022-17012 Improper access control in IBM QRadar User Behavior Analytics CVSS 3.1MEDIUM 6.5
  • TI-2021-03667 Cross-site scripting in IBM QRadar SIEM CVSS 3.1MEDIUM 6.1
  • TI-2021-03666 Insecure storage of sensitive information in IBM QRadar SIEM CVSS 3.1LOW 3.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences