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RHEL 8 : rpm (RHSA-2024:0647)
medium Nessus Plugin ID 189905
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Synopsis
The remote Red Hat host is missing one or more security updates for rpm.Description
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:0647 advisory.The RPM Package Manager (RPM) is a command-line driven package management system capable of installing, uninstalling, verifying, querying, and updating software packages.
Security Fix(es):
* rpm: TOCTOU race in checks for unsafe symlinks (CVE-2021-35937)
* rpm: races with chown/chmod/capabilities calls during installation (CVE-2021-35938)
* rpm: checks for unsafe symlinks are not performed for intermediary directories (CVE-2021-35939)
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 rpm package based on the guidance in RHSA-2024:0647.See Also
http://www.nessus.org/u?9b067b61
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=1964114
https://bugzilla.redhat.com/show_bug.cgi?id=1964125
Plugin Details
Severity: Medium
ID: 189905
File Name: redhat-RHSA-2024-0647.nasl
Version: 1.3
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 2/1/2024
Updated: 11/7/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
Vendor
Vendor Severity: Moderate
CVSS v2
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 5.1
Vector: CVSS2#AV:L/AC:L/Au:M/C:C/I:C/A:C
CVSS Score Source: CVE-2021-35939
CVSS v3
Risk Factor: Medium
Base Score: 6.7
Temporal Score: 6
Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:rpm, p-cpe:/a:redhat:enterprise_linux:rpm-devel, p-cpe:/a:redhat:enterprise_linux:rpm-build, p-cpe:/a:redhat:enterprise_linux:rpm-plugin-selinux, p-cpe:/a:redhat:enterprise_linux:python3-rpm, p-cpe:/a:redhat:enterprise_linux:rpm-cron, p-cpe:/a:redhat:enterprise_linux:rpm-plugin-prioreset, p-cpe:/a:redhat:enterprise_linux:rpm-plugin-syslog, p-cpe:/a:redhat:enterprise_linux:rpm-build-libs, 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-sign, p-cpe:/a:redhat:enterprise_linux:rpm-plugin-fapolicyd, p-cpe:/a:redhat:enterprise_linux:rpm-plugin-ima, p-cpe:/a:redhat:enterprise_linux:rpm-apidocs, cpe:/o:redhat:enterprise_linux:8
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 2/1/2024
Vulnerability Publication Date: 8/25/2022