CVE-2020-4883

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-05-05 · updated 2026-06-17

Description

IBM QRadar SIEM 7.3 and 7.4 could disclose sensitive information about other domains which could be used in further attacks against the system. IBM X-Force ID: 190907.

Affected products

IBM QRadar SIEM: from 7.3.0 before 7.3.3; from 7.4.0 before 7.4.2; 7.3.3, 7.3.3-fix_pack_1, 7.3.3-fix_pack_2, 7.3.3-fix_pack_3, 7.3.3-fix_pack_4, 7.3.3-fix_pack_5 (+5) — fixed in 7.3.3, 7.4.2

How to fix

Upgrade to a fixed version: IBM QRadar SIEM 7.3.3, 7.4.2. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/190907
https://www.ibm.com/support/pages/node/6449678
https://exchange.xforce.ibmcloud.com/vulnerabilities/190907
https://www.ibm.com/support/pages/node/6449678

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