Detections
Analytics
RHEL 7 : rpm (RHSA-2021:4771)
high Nessus Plugin ID 155689
Language:
Synopsis
The remote Red Hat host is missing a security update for rpm.Description
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4771 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 RHEL rpm package based on the guidance in RHSA-2021:4771.See Also
http://www.nessus.org/u?2465299a
https://access.redhat.com/security/updates/classification/#moderate
Plugin Details
Severity: High
ID: 155689
File Name: redhat-RHSA-2021-4771.nasl
Version: 1.6
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 11/23/2021
Updated: 4/28/2024
Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, 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: cpe:/o:redhat:rhel_aus:7.6, cpe:/o:redhat:rhel_e4s:7.6, cpe:/o:redhat:rhel_tus:7.6, p-cpe:/a:redhat:enterprise_linux:rpm, p-cpe:/a:redhat:enterprise_linux:rpm-apidocs, p-cpe:/a:redhat:enterprise_linux:rpm-build, p-cpe:/a:redhat:enterprise_linux:rpm-build-libs, p-cpe:/a:redhat:enterprise_linux:rpm-cron, p-cpe:/a:redhat:enterprise_linux:rpm-devel, p-cpe:/a:redhat:enterprise_linux:rpm-libs, p-cpe:/a:redhat:enterprise_linux:rpm-plugin-systemd-inhibit, p-cpe:/a:redhat:enterprise_linux:rpm-python, p-cpe:/a:redhat:enterprise_linux:rpm-sign
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: 11/23/2021
Vulnerability Publication Date: 3/22/2021
Reference Information
CVE: CVE-2021-20271