CVE-2020-4159
IBM QRadar Network Security 5.4.0 and 5.5.0 discloses sensitive information to unauthorized users...
IBM QRadar Network Security 5.4.0 and 5.5.0 discloses sensitive information to unauthorized users which could be used to mount further attacks against the system. IBM X-Force ID: 174339.
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 Network Security 5.4.0 and 5.5.0 discloses sensitive information to unauthorized users which could be used to mount further attacks against the system. IBM X-Force ID: 174339.
- Record
CVE-2020-4159- CVSS 3.0
- 5.3 Medium
CVSS:3.0/C:L/AV:N/AC:L/I:N/PR:N/S:U/A:N/UI:N/RC:C/RL:O/E:U - Updated
- 2026-11-02
EUVDEUVD-2020-25406
IBM QRadar Network Security 5.4.0 and 5.5.0 discloses sensitive information to unauthorized users which could be used to mount further attacks against the system. IBM X-Force ID: 174339.
- Record
EUVD-2020-25406- CVSS 3.0
- 5.3 Medium
CVSS:3.0/C:L/AV:N/AC:L/I:N/PR:N/S:U/A:N/UI:N/RC:C/RL:O/E:U - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8qw3-p2h9-r3mq
IBM QRadar Network Security 5.4.0 and 5.5.0 discloses sensitive information to unauthorized users...
IBM QRadar Network Security 5.4.0 and 5.5.0 discloses sensitive information to unauthorized users which could be used to mount further attacks against the system. IBM X-Force ID: 174339.
- Record
GHSA-8qw3-p2h9-r3mq- 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 - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
IBM QRadar Network Security 5.4.0 and 5.5.0 discloses sensitive information to unauthorized users which could be used to mount further attacks against the system. IBM X-Force ID: 174339.
- Record
CVE-2020-4159- 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-200
- 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-2020-4159 is a medium vulnerability (CVSS 5.3) in Ibm Qradar Network Security, published July 12, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.98%, the 62nd percentile. No source names a fixed version.