CVE-2023-5868
MEDIUM severity · CVSS 4.3 · CWE-686
4.3CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactLow
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)3%
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Affected products we track (2)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://access.redhat.com/errata/RHSA-2023:7545Advisory
- https://access.redhat.com/errata/RHSA-2023:7579Advisory
- https://access.redhat.com/errata/RHSA-2023:7580Advisory
- https://access.redhat.com/errata/RHSA-2023:7581Advisory
- https://access.redhat.com/errata/RHSA-2023:7616Advisory
- https://access.redhat.com/errata/RHSA-2023:7656Advisory
- https://access.redhat.com/errata/RHSA-2023:7666Advisory
- https://access.redhat.com/errata/RHSA-2023:7667Advisory