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Echo: postgresql-13: security update to 13.13

medium Tenable Self-Hosted Container Security Plugin ID 464726

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - A flaw was found in PostgreSQL involving the pg_cancel_backend role that signals background workers,
 including the logical replication launcher, autovacuum workers, and the autovacuum launcher. Successful
 exploitation requires a non-core extension with a less-resilient background worker and would affect that
 specific background worker only. This issue may allow a remote high privileged user to launch a denial of
 service (DoS) attack. (CVE-2023-5870)

Solution

Update the postgresql-13 library and its related packages to version 13.13 or later.

See Also

https://advisory.echohq.com/cve/CVE-2023-5870

Plugin Details

Severity: Medium

ID: 464726

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 94.46

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

Vector: CVSS2#AV:N/AC:H/Au:M/C:N/I:N/A:C

CVSS Score Source: CVE-2023-5870

CVSS v3

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.9

Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 1/20/2026

Vulnerability Publication Date: 11/9/2023

Reference Information

CVE: CVE-2023-5870