CentOS 7 : rpm (CESA-2021:4785)

high Nessus Plugin ID 155761

Synopsis

The remote CentOS Linux host is missing a security update.

Description

The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:4785 advisory.

- rpm: Signature checks bypass via corrupted rpm package (CVE-2021-20271)

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

http://www.nessus.org/u?5d06e98f

https://cwe.mitre.org/data/definitions/345.html

Plugin Details

Severity: High

ID: 155761

File Name: centos_RHSA-2021-4785.nasl

Version: 1.2

Type: local

Agent: unix

Published: 12/1/2021

Updated: 12/1/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Agentless Assessment, 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-2021-20271

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

Vector: CVSS:3.0/AV:L/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: p-cpe:/a:centos:centos:rpm, p-cpe:/a:centos:centos:rpm-apidocs, p-cpe:/a:centos:centos:rpm-build, p-cpe:/a:centos:centos:rpm-build-libs, p-cpe:/a:centos:centos:rpm-cron, p-cpe:/a:centos:centos:rpm-devel, p-cpe:/a:centos:centos:rpm-libs, p-cpe:/a:centos:centos:rpm-plugin-systemd-inhibit, p-cpe:/a:centos:centos:rpm-python, p-cpe:/a:centos:centos:rpm-sign, cpe:/o:centos:centos:7

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/1/2021

Vulnerability Publication Date: 3/22/2021

Reference Information

CVE: CVE-2021-20271

CWE: 345

RHSA: 2021:4785