How severe is CVE-2021-29779?

CVE-2021-29779 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-29779 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-29779?

CVE-2021-29779 primarily affects Ibm Qradar Security Information And Event Manager. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-29779?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-29779 published?

CVE-2021-29779 was published on 2021-12-01 and last updated on 2026-06-17.

CVE-2021-29779

CVE-2021-29779 is a medium-severity vulnerability in Ibm Qradar Security Information And Event Manager with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Qradar Security Information And Event Manager
Published: 2021-12-01
Last modified: 2026-06-17

Description

IBM QRadar SIEM 7.3 and 7.4 could allow an attacker to obtain sensitive information due to the server performing key exchange without entity authentication on inter-host communications using man in the middle techniques. IBM X-Force ID: 203033.

Frequently asked questions

What is CVE-2021-29779?: IBM QRadar SIEM 7.3 and 7.4 could allow an attacker to obtain sensitive information due to the server performing key exchange without entity authentication on inter-host communications using man in the middle techniques. IBM X-Force ID: 203033.
How severe is CVE-2021-29779?: CVE-2021-29779 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-29779 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-29779?: CVE-2021-29779 primarily affects Ibm Qradar Security Information And Event Manager. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-29779?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-29779 published?: CVE-2021-29779 was published on 2021-12-01 and last updated on 2026-06-17.

References

Affected products (14)

cpe:2.3:a:ibm:qradar_security_information_and_event_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_1:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_2:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_3:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_4:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_5:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_6:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_7:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_8:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:fix_pack_9:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.2:fix_pack_1:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.3:fix_pack_1:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.3:fix_pack_2:*:*:*:*:*:*
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.3:fix_pack_3:*:*:*:*:*:*

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