CVE-2021-20393
IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain...
IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196001.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196001.
- Record
CVE-2021-20393- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/C:L/A:N/S:U/PR:N/I:N/AC:L/UI:N/RC:C/RL:O/E:U - Updated
- 2026-11-02
EUVDEUVD-2021-7811
IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196001.
- Record
EUVD-2021-7811- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/C:L/A:N/S:U/PR:N/I:N/AC:L/UI:N/RC:C/RL:O/E:U - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f3qg-4xjg-25jv No score
IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain...
IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196001.
- Record
GHSA-f3qg-4xjg-25jv- Weakness
- CWE-209
- Updated
- 2026-11-02
NVD
IBM QRadar User Behavior Analytics 1.0.0 through 4.1.0 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196001.
- Record
CVE-2021-20393- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-209
- 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-2021-20393 is a medium vulnerability (CVSS 5.3) in Ibm Qradar User Behavior Analytics, published May 14, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.44%, the 73rd percentile. No source names a fixed version.