How severe is CVE-2019-4576?

CVE-2019-4576 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-4576 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-4576?

CVE-2019-4576 primarily affects Ibm Qradar Network Packet Capture. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-4576?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-4576 published?

CVE-2019-4576 was published on 2020-06-10 and last updated on 2026-06-17.

CVE-2019-4576

CVE-2019-4576 is a critical-severity vulnerability in Ibm Qradar Network Packet Capture with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-521.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 5.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-521
Affected product: Ibm Qradar Network Packet Capture
Published: 2020-06-10
Last modified: 2026-06-17

Description

IBM QRadar Network Packet Capture 7.3.0 - 7.3.3 Patch 1 and 7.4.0 GA does not require that users should have strong passwords by default, which makes it easier for attackers to compromise user accounts. IBM X-Force ID: 166803.

Frequently asked questions

What is CVE-2019-4576?: IBM QRadar Network Packet Capture 7.3.0 - 7.3.3 Patch 1 and 7.4.0 GA does not require that users should have strong passwords by default, which makes it easier for attackers to compromise user accounts. IBM X-Force ID: 166803.
How severe is CVE-2019-4576?: CVE-2019-4576 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-4576 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-4576?: CVE-2019-4576 primarily affects Ibm Qradar Network Packet Capture. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-4576?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-4576 published?: CVE-2019-4576 was published on 2020-06-10 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:a:ibm:qradar_network_packet_capture:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_network_packet_capture:7.3.2:-:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_network_packet_capture:7.3.2:patch_1:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_network_packet_capture:7.3.2:patch_2:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_network_packet_capture:7.3.2:patch_3:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_network_packet_capture:7.3.2:patch_4:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_network_packet_capture:7.3.3:-:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_network_packet_capture:7.3.3:patch_1:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_network_packet_capture:7.4.0:-:*:*:*:*:*:*

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