CVE-2021-38878 json
IBM QRadar 7.3, 7.4, and 7.5 could allow a malicious actor to impersonate an actor due to key exchange without entity authentication.
published 2022-04-27 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-25315
- cvss
- 5.9
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 67%
- public exploits
- 0
- none known
Summary
IBM QRadar 7.3, 7.4, and 7.5 could allow a malicious actor to impersonate an actor due to key exchange without entity authentication. IBM X-Force ID: 208756.
Patch / fix
- ibm qradar_security_information_and_event_manager 7.3.3, 7.4.3
- ibm.com/support/pages/node/6574787 advisory
Exploit prediction
1.15% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 5.9 | CVSS:3.0/PR:N/S:U/I:H/A:N/UI:N/C:N/AV:N/AC:H/RC:C/E:U/RL:O |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| CNA | 3.0 | 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
Affected products
- IBM QRadar SIEM
References
-
ibm.com
/support/pages/node/6574787
patch, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/208756
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2021-38878
- NVD CVE-2021-38878
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