CVE-2023-5868

Postgresql: memory disclosure in aggregate function calls

Description

A memory disclosure vulnerability was found in PostgreSQL that allows remote users to access sensitive information by exploiting certain aggregate function calls with 'unknown'-type arguments. Handling 'unknown'-type values from string literals without type designation can disclose bytes, potentially revealing notable and confidential information. This issue exists due to excessive data output in aggregate function calls, enabling remote users to read some portion of system memory.

Remediation

Workaround:

  • Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 1.88% Top 20%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory postgresql.org
Affected: Red Hat Red Hat Advanced Cluster Security 4.2
Affected: Red Hat Red Hat Advanced Cluster Security 4.2
Affected: Red Hat Red Hat Advanced Cluster Security 4.2
Affected: Red Hat Red Hat Advanced Cluster Security 4.2
Affected: Red Hat Red Hat Advanced Cluster Security 4.2
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service
Affected: Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions
Affected: Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service
Affected: Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service
Affected: Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
Affected: Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
Affected: Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support
Affected: Red Hat Red Hat Software Collections for Red Hat Enterprise Linux 7
Affected: Red Hat Red Hat Software Collections for Red Hat Enterprise Linux 7
Affected: Red Hat RHACS-3.74-RHEL-8
Affected: Red Hat RHACS-3.74-RHEL-8
Affected: Red Hat RHACS-3.74-RHEL-8
Affected: Red Hat RHACS-3.74-RHEL-8
Affected: Red Hat RHACS-3.74-RHEL-8
Affected: Red Hat RHACS-4.1-RHEL-8
Affected: Red Hat RHACS-4.1-RHEL-8
Affected: Red Hat RHACS-4.1-RHEL-8
Affected: Red Hat RHACS-4.1-RHEL-8
Affected: Red Hat RHACS-4.1-RHEL-8
Affected: Red Hat Red Hat Enterprise Linux 6
Affected: Red Hat Red Hat Enterprise Linux 7
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Software Collections
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2023:7545 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7579 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7580 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7581 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7616 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7656 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7666 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7667 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7694 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7695 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7714 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7770 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7772 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2023:7784 vendor advisory
https://access.redhat.com/errata/RHSA-2023:7785 vendor advisory
https://access.redhat.com/errata/RHSA-2023:7883 vendor advisory
https://access.redhat.com/errata/RHSA-2023:7884 vendor advisory
https://access.redhat.com/errata/RHSA-2023:7885 vendor advisory
https://access.redhat.com/errata/RHSA-2024:0304 vendor advisory
https://access.redhat.com/errata/RHSA-2024:0332 vendor advisory
https://access.redhat.com/errata/RHSA-2024:0337 vendor advisory
https://access.redhat.com/security/cve/CVE-2023-5868 third party advisory vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2247168 issue tracking
https://www.postgresql.org/about/news/postgresql-161-155-1410-1313-1217-and-1122-released-2749/ release notes
https://www.postgresql.org/support/security/CVE-2023-5868/ mitigation vendor advisory
https://security.netapp.com/advisory/ntap-20240119-0003/

Frequently Asked Questions

What is the severity of CVE-2023-5868?
CVE-2023-5868 has been scored as a medium severity vulnerability.
How to fix CVE-2023-5868?
As a workaround for remediating CVE-2023-5868: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Is CVE-2023-5868 being actively exploited in the wild?
It is possible that CVE-2023-5868 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-5868?
CVE-2023-5868 affects Red Hat Red Hat Advanced Cluster Security 4.2, Red Hat Red Hat Advanced Cluster Security 4.2, Red Hat Red Hat Advanced Cluster Security 4.2, Red Hat Red Hat Advanced Cluster Security 4.2, Red Hat Red Hat Advanced Cluster Security 4.2, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service, Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions, Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service, Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service, Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions, Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions, Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support, Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support, Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support, Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support, Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support, Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support, Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support, Red Hat Red Hat Software Collections for Red Hat Enterprise Linux 7, Red Hat Red Hat Software Collections for Red Hat Enterprise Linux 7, Red Hat RHACS-3.74-RHEL-8, Red Hat RHACS-3.74-RHEL-8, Red Hat RHACS-3.74-RHEL-8, Red Hat RHACS-3.74-RHEL-8, Red Hat RHACS-3.74-RHEL-8, Red Hat RHACS-4.1-RHEL-8, Red Hat RHACS-4.1-RHEL-8, Red Hat RHACS-4.1-RHEL-8, Red Hat RHACS-4.1-RHEL-8, Red Hat RHACS-4.1-RHEL-8, Red Hat Red Hat Enterprise Linux 6, Red Hat Red Hat Enterprise Linux 7, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Software Collections.
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