IBM QRadar SIEM 7.3, 7.4, and 7.5 may be vulnerable to partial denial of service attack…
Priority LOW 26Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
IBM QRadar SIEM 7.3, 7.4, and 7.5 may be vulnerable to partial denial of service attack, resulting in some protocols not listening to specified ports. IBM X-Force ID: 214028.
Why it matters now
EPSS 0.0099 62nd 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| IBM | QRadar SIEM | 7.3; 7.4; 7.5 | — | No fix listed | CNA |
- QRadar SIEM VendorIBM Affected 7.3; 7.4; 7.5 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.0:-:*:*:*:*:*:* | 7.3.0 | Vulnerable | IBM |
| cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.0:-:*:*:*:*:*:* | 7.4.0 | Vulnerable | IBM |
| cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:-:*:*:*:*:*:* | 7.5.0 | Vulnerable | IBM |
- cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.0:-:*:*:*:*:*:* Versions 7.3.0 Vulnerable ·IBM
- cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.0:-:*:*:*:*:*:* Versions 7.4.0 Vulnerable ·IBM
- cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:-:*:*:*:*:*:* Versions 7.5.0 Vulnerable ·IBM
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-39041
- 2026-10-03 Alias added: GHSA-96h4-295q-6953
References
More IBM Qradar Security Information And Event Manager vulnerabilities
- TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05157 GNU Bash through 4.3 processes trailing strings after function definitions in the values… KEVCVSS 3.1CRITICAL 9.8
- TI-2020-03687 Deserialization of untrusted data in IBM QRadar SIEM CVSS 3.1HIGH 8.8
- TI-2020-04118 Deserialization of untrusted data in IBM QRadar SIEM CVSS 3.1HIGH 8.8
- TI-2018-01304 Improper authentication in IBM Security QRadar SIEM CVSS 3.0HIGH 8.8
- TI-2018-01442 Information disclosure in IBM QRadar SIEM CVSS 3.0MEDIUM 5.8
Sources
- CVE-2021-39041 · CVE Program
- CVE-2021-39041 · NVD
- FIRST EPSS
- GHSA-96h4-295q-6953 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences