Detections
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RHEL 8 : sssd (RHSA-2021:3151)
high Nessus Plugin ID 152593
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Synopsis
The remote Red Hat host is missing a security update for sssd.Description
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3151 advisory.The System Security Services Daemon (SSSD) service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch (NSS) and the Pluggable Authentication Modules (PAM) interfaces toward the system, and a pluggable back-end system to connect to multiple different account sources.
Security Fix(es):
* sssd: shell command injection in sssctl (CVE-2021-3621)
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 this issue but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL sssd package based on the guidance in RHSA-2021:3151.See Also
https://access.redhat.com/errata/RHSA-2021:3151
https://bugzilla.redhat.com/show_bug.cgi?id=1975142
https://access.redhat.com/security/updates/classification/#important
Plugin Details
Severity: High
ID: 152593
File Name: redhat-RHSA-2021-3151.nasl
Version: 1.10
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 8/16/2021
Updated: 11/8/2024
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: 6.7
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: High
Base Score: 9.3
Temporal Score: 6.9
Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2021-3621
CVSS v3
Risk Factor: High
Base Score: 8.8
Temporal Score: 7.7
Vector: CVSS:3.0/AV:N/AC:L/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:redhat:enterprise_linux:sssd-common-pac, p-cpe:/a:redhat:enterprise_linux:sssd-tools, p-cpe:/a:redhat:enterprise_linux:python3-sss-murmur, p-cpe:/a:redhat:enterprise_linux:libsss_nss_idmap-devel, p-cpe:/a:redhat:enterprise_linux:sssd-krb5, p-cpe:/a:redhat:enterprise_linux:sssd-ad, p-cpe:/a:redhat:enterprise_linux:sssd-client, p-cpe:/a:redhat:enterprise_linux:sssd-dbus, p-cpe:/a:redhat:enterprise_linux:libsss_simpleifp, p-cpe:/a:redhat:enterprise_linux:sssd-kcm, p-cpe:/a:redhat:enterprise_linux:libsss_idmap, p-cpe:/a:redhat:enterprise_linux:sssd-common, p-cpe:/a:redhat:enterprise_linux:sssd-ipa, p-cpe:/a:redhat:enterprise_linux:sssd-libwbclient, p-cpe:/a:redhat:enterprise_linux:python3-sss, cpe:/o:redhat:rhel_eus:8.4, p-cpe:/a:redhat:enterprise_linux:libsss_sudo, p-cpe:/a:redhat:enterprise_linux:sssd-proxy, p-cpe:/a:redhat:enterprise_linux:libsss_certmap, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:python3-sssdconfig, p-cpe:/a:redhat:enterprise_linux:libsss_nss_idmap, p-cpe:/a:redhat:enterprise_linux:sssd, p-cpe:/a:redhat:enterprise_linux:sssd-nfs-idmap, p-cpe:/a:redhat:enterprise_linux:python3-libipa_hbac, p-cpe:/a:redhat:enterprise_linux:sssd-ldap, p-cpe:/a:redhat:enterprise_linux:libipa_hbac, p-cpe:/a:redhat:enterprise_linux:sssd-winbind-idmap, p-cpe:/a:redhat:enterprise_linux:sssd-polkit-rules, p-cpe:/a:redhat:enterprise_linux:python3-libsss_nss_idmap, p-cpe:/a:redhat:enterprise_linux:sssd-krb5-common, p-cpe:/a:redhat:enterprise_linux:libsss_autofs
Required KB Items: Host/cpu, Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 8/16/2021
Vulnerability Publication Date: 8/16/2021
Reference Information
CVE: CVE-2021-3621