Detections
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CentOS 8 : dnf (CESA-2021:4464)

high Nessus Plugin ID 155045

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Synopsis

The remote CentOS host is missing a security update.

Description

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:4464 advisory.

 - libdnf: Signature verification bypass via signature placed in the main RPM header (CVE-2021-3445)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2021:4464

Plugin Details

Severity: High

ID: 155045

File Name: centos8_RHSA-2021-4464.nasl

Version: 1.3

Type: local

Agent: unix

Published: 11/11/2021

Updated: 2/25/2022

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 5.1

Temporal Score: 3.8

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

CVSS Score Source: CVE-2021-3445

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8-stream, p-cpe:/a:centos:centos:dnf-automatic, p-cpe:/a:centos:centos:python3-dnf, p-cpe:/a:centos:centos:python3-dnf-plugin-versionlock, p-cpe:/a:centos:centos:dnf-data, p-cpe:/a:centos:centos:libdnf-devel, p-cpe:/a:centos:centos:python3-dnf-plugins-core, p-cpe:/a:centos:centos:python3-libdnf, p-cpe:/a:centos:centos:yum-utils, p-cpe:/a:centos:centos:dnf-plugins-core, p-cpe:/a:centos:centos:dnf, p-cpe:/a:centos:centos:libdnf, p-cpe:/a:centos:centos:python3-dnf-plugin-post-transaction-actions, p-cpe:/a:centos:centos:yum, p-cpe:/a:centos:centos:python3-hawkey

Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 5/19/2021

Reference Information

CVE: CVE-2021-3445

RHSA: 2021:4464