CVE-2020-4979
IBM QRadar SIEM 7.3 and 7.4 is vulnerable to insecure inter-deployment communication. An attacker...
IBM QRadar SIEM 7.3 and 7.4 is vulnerable to insecure inter-deployment communication. An attacker that is able to comprimise or spoof traffic between hosts may be able to execute arbitrary commands. IBM X-Force D: 192538.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
IBM QRadar SIEM 7.3 and 7.4 is vulnerable to insecure inter-deployment communication. An attacker that is able to comprimise or spoof traffic between hosts may be able to execute arbitrary commands. IBM X-Force D: 192538.
- Record
CVE-2020-4979- CVSS 3.0
- 7.5 High
CVSS:3.0/C:H/PR:N/AV:A/AC:H/UI:N/I:H/S:U/A:H/RC:C/E:U/RL:O - Updated
- 2026-11-02
EUVDEUVD-2020-26226
IBM QRadar SIEM 7.3 and 7.4 is vulnerable to insecure inter-deployment communication. An attacker that is able to comprimise or spoof traffic between hosts may be able to execute arbitrary commands. IBM X-Force D: 192538.
- Record
EUVD-2020-26226- CVSS 3.0
- 7.5 High
CVSS:3.0/C:H/PR:N/AV:A/AC:H/UI:N/I:H/S:U/A:H/RC:C/E:U/RL:O - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m656-jq7q-4f8x
IBM QRadar SIEM 7.3 and 7.4 is vulnerable to insecure inter-deployment communication. An attacker...
IBM QRadar SIEM 7.3 and 7.4 is vulnerable to insecure inter-deployment communication. An attacker that is able to comprimise or spoof traffic between hosts may be able to execute arbitrary commands. IBM X-Force D: 192538.
- Record
GHSA-m656-jq7q-4f8x- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-77
- Updated
- 2026-11-02
NVD
IBM QRadar SIEM 7.3 and 7.4 is vulnerable to insecure inter-deployment communication. An attacker that is able to comprimise or spoof traffic between hosts may be able to execute arbitrary commands. IBM X-Force D: 192538.
- Record
CVE-2020-4979- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 7.5 High
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - 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-2020-4979 is a high vulnerability (CVSS 7.5) in Ibm Qradar Siem, published May 5, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.60%, the 75th percentile. No source names a fixed version.