Security Bulletin: PostgreSQL as used by IBM QRadar SIEM is vulnerable to information disclosure (CVE-2021-32028, CVE-2021-32027)

Security Bulletin

Summary

PostgreSQL as used by IBM QRadar SIEM is vulnerable to information disclosure

Vulnerability Details

CVEID: CVE-2021-32028
DESCRIPTION: PostgreSQL could allow a remote authenticated attacker to obtain sensitive information, caused by a memory disclosure vulnerability when using an INSERT … ON CONFLICT … DO UPDATE command on a purpose-crafted table. By creating prerequisite objects, an attacker could exploit this vulnerability to read arbitrary bytes of server memory.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203616 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)

CVEID: CVE-2021-32027
DESCRIPTION: PostgreSQL could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an integer overflow while modifying certain SQL array values. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/202823 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM QRadar SIEM 7.3.0 to 7.3.3 Fix Pack 9

IBM QRadar SIEM 7.4.0 to 7.4.3 Fix Pack 2

Remediation/Fixes

QRadar / QRM / QVM / QRIF / QNI 7.3.3 Fix Pack 10

QRadar / QRM / QVM / QRIF / QNI 7.4.3 Fix Pack 3

QRadar / QRM / QVM / QRIF / QNI 7.4.3 Fix Pack 4

Note: Version 7.4.3 Fix Pack 3 is only available to QRadar on Cloud users. QRadar 7.4.3 Fix Pack 3 was removed for on-premise QRadar SIEM users.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

26 Nov 2021: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Tips

Security Bulletin: PostgreSQL as used by IBM QRadar SIEM is vulnerable to information disclosure (CVE-2021-32028, CVE-2021-32027)