CVE-2021-29880
IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be...
IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be vulnerable to information disclosure between tenants by routing SIEM data to the incorrect domain. IBM X-Force ID: 206979.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be vulnerable to information disclosure between tenants by routing SIEM data to the incorrect domain. IBM X-Force ID: 206979.
- Record
CVE-2021-29880- CVSS 3.0
- 5.3 Medium
CVSS:3.0/PR:L/UI:N/C:H/AV:N/I:N/S:U/AC:H/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-16354
IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be vulnerable to information disclosure between tenants by routing SIEM data to the incorrect domain. IBM X-Force ID: 206979.
- Record
EUVD-2021-16354- CVSS 3.0
- 5.3 Medium
CVSS:3.0/PR:L/UI:N/C:H/AV:N/I:N/S:U/AC:H/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cxjm-5x23-fhvf
IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be...
IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be vulnerable to information disclosure between tenants by routing SIEM data to the incorrect domain. IBM X-Force ID: 206979.
- Record
GHSA-cxjm-5x23-fhvf- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-668
- Updated
- 2026-11-02
NVD
IBM QRadar SIEM 7.4.3 GA - 7.4.3 Fix Pack 1 when using domains or multi-tenancy could be vulnerable to information disclosure between tenants by routing SIEM data to the incorrect domain. IBM X-Force ID: 206979.
- Record
CVE-2021-29880- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-29880 is a medium vulnerability (CVSS 5.3) in Ibm Qradar Siem, published August 13, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.85%, the 58th percentile. No source names a fixed version.