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RHEL 8 : sssd (RHSA-2023:0442)

high Nessus Plugin ID 170535

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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-2023:0442 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: libsss_certmap fails to sanitise certificate data used in LDAP filters (CVE-2022-4254)

 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-2023:0442.

See Also

http://www.nessus.org/u?48fc77fd

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2023:0442

https://bugzilla.redhat.com/show_bug.cgi?id=2149894

Plugin Details

Severity: High

ID: 170535

File Name: redhat-RHSA-2023-0442.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/24/2023

Updated: 11/7/2024

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

Temporal Score: 7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2022-4254

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/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: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: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-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_e4s:8.1, p-cpe:/a:redhat:enterprise_linux:libsss_sudo, p-cpe:/a:redhat:enterprise_linux:sssd-proxy, p-cpe:/a:redhat:enterprise_linux:libsss_certmap, 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-dbus, p-cpe:/a:redhat:enterprise_linux:libsss_simpleifp, p-cpe:/a:redhat:enterprise_linux:sssd-krb5-common, p-cpe:/a:redhat:enterprise_linux:libsss_autofs

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: 1/24/2023

Vulnerability Publication Date: 1/24/2023

Reference Information

CVE: CVE-2022-4254

CWE: 90

RHSA: 2023:0442