Detections
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RHEL 8 : libpq (RHSA-2021:0057)
high Nessus Plugin ID 144850
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Synopsis
The remote Red Hat host is missing one or more security updates for libpq.Description
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0057 advisory.The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers.
The following packages have been upgraded to a later upstream version: libpq (12.5). (BZ#1898227, BZ#1901559)
Security Fix(es):
* postgresql: Reconnection can downgrade connection security settings (CVE-2020-25694)
* postgresql: psql's \gset allows overwriting specially treated variables (CVE-2020-25696)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL libpq package based on the guidance in RHSA-2021:0057.See Also
http://www.nessus.org/u?99ca182a
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/errata/RHSA-2021:0057
Plugin Details
Severity: High
ID: 144850
File Name: redhat-RHSA-2021-0057.nasl
Version: 1.14
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 1/11/2021
Updated: 11/7/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: High
Base Score: 7.6
Temporal Score: 5.6
Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2020-25696
CVSS v3
Risk Factor: High
Base Score: 8.1
Temporal Score: 7.1
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
CVSS Score Source: CVE-2020-25694
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:libpq, cpe:/o:redhat:rhel_eus:8.2, p-cpe:/a:redhat:enterprise_linux:libpq-devel
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 1/11/2021
Vulnerability Publication Date: 11/12/2020
Reference Information
CVE: CVE-2020-25694, CVE-2020-25696