SUSE update for sssd



Published: 2023-01-27
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-4254
CWE-ID CWE-90
Exploitation vector Network
Public exploit N/A
Vulnerable software
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SUSE OpenStack Cloud Crowbar
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP
Operating systems & Components / Operating system

SUSE Linux Enterprise Server
Operating systems & Components / Operating system

SUSE OpenStack Cloud
Operating systems & Components / Operating system

libsss_idmap-devel
Operating systems & Components / Operating system package or component

libsss_nss_idmap-devel
Operating systems & Components / Operating system package or component

sssd-tools-debuginfo
Operating systems & Components / Operating system package or component

sssd-tools
Operating systems & Components / Operating system package or component

sssd-proxy-debuginfo
Operating systems & Components / Operating system package or component

sssd-proxy
Operating systems & Components / Operating system package or component

sssd-ldap-debuginfo
Operating systems & Components / Operating system package or component

sssd-ldap
Operating systems & Components / Operating system package or component

sssd-krb5-debuginfo
Operating systems & Components / Operating system package or component

sssd-krb5-common-debuginfo
Operating systems & Components / Operating system package or component

sssd-krb5-common
Operating systems & Components / Operating system package or component

sssd-krb5
Operating systems & Components / Operating system package or component

sssd-ipa-debuginfo
Operating systems & Components / Operating system package or component

sssd-ipa
Operating systems & Components / Operating system package or component

sssd-debugsource
Operating systems & Components / Operating system package or component

sssd-debuginfo-32bit
Operating systems & Components / Operating system package or component

sssd-debuginfo
Operating systems & Components / Operating system package or component

sssd-dbus-debuginfo
Operating systems & Components / Operating system package or component

sssd-dbus
Operating systems & Components / Operating system package or component

sssd-ad-debuginfo
Operating systems & Components / Operating system package or component

sssd-ad
Operating systems & Components / Operating system package or component

sssd-32bit
Operating systems & Components / Operating system package or component

sssd
Operating systems & Components / Operating system package or component

python-sssd-config-debuginfo
Operating systems & Components / Operating system package or component

python-sssd-config
Operating systems & Components / Operating system package or component

libsss_simpleifp0-debuginfo
Operating systems & Components / Operating system package or component

libsss_simpleifp0
Operating systems & Components / Operating system package or component

libsss_nss_idmap0-debuginfo
Operating systems & Components / Operating system package or component

libsss_nss_idmap0
Operating systems & Components / Operating system package or component

libsss_idmap0-debuginfo
Operating systems & Components / Operating system package or component

libsss_idmap0
Operating systems & Components / Operating system package or component

libsss_certmap0-debuginfo
Operating systems & Components / Operating system package or component

libsss_certmap0
Operating systems & Components / Operating system package or component

libipa_hbac0-debuginfo
Operating systems & Components / Operating system package or component

libipa_hbac0
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) LDAP injection

EUVDB-ID: #VU71473

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-4254

CWE-ID: CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to improper input validation in libsss_certmap functionality when validating data used in DLAP queries. A remote non-authenticated attacker can use a specially crafted certificate to bypass authentication process and gain control of the admin account, leading to full domain takeover.

Mitigation

Update the affected package sssd to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 9

SUSE Linux Enterprise Server for SAP: 12-SP4

SUSE Linux Enterprise Server: 12-SP4-LTSS

SUSE OpenStack Cloud: 9

libsss_idmap-devel: before 1.16.1-4.43.1

libsss_nss_idmap-devel: before 1.16.1-4.43.1

sssd-tools-debuginfo: before 1.16.1-4.43.1

sssd-tools: before 1.16.1-4.43.1

sssd-proxy-debuginfo: before 1.16.1-4.43.1

sssd-proxy: before 1.16.1-4.43.1

sssd-ldap-debuginfo: before 1.16.1-4.43.1

sssd-ldap: before 1.16.1-4.43.1

sssd-krb5-debuginfo: before 1.16.1-4.43.1

sssd-krb5-common-debuginfo: before 1.16.1-4.43.1

sssd-krb5-common: before 1.16.1-4.43.1

sssd-krb5: before 1.16.1-4.43.1

sssd-ipa-debuginfo: before 1.16.1-4.43.1

sssd-ipa: before 1.16.1-4.43.1

sssd-debugsource: before 1.16.1-4.43.1

sssd-debuginfo-32bit: before 1.16.1-4.43.1

sssd-debuginfo: before 1.16.1-4.43.1

sssd-dbus-debuginfo: before 1.16.1-4.43.1

sssd-dbus: before 1.16.1-4.43.1

sssd-ad-debuginfo: before 1.16.1-4.43.1

sssd-ad: before 1.16.1-4.43.1

sssd-32bit: before 1.16.1-4.43.1

sssd: before 1.16.1-4.43.1

python-sssd-config-debuginfo: before 1.16.1-4.43.1

python-sssd-config: before 1.16.1-4.43.1

libsss_simpleifp0-debuginfo: before 1.16.1-4.43.1

libsss_simpleifp0: before 1.16.1-4.43.1

libsss_nss_idmap0-debuginfo: before 1.16.1-4.43.1

libsss_nss_idmap0: before 1.16.1-4.43.1

libsss_idmap0-debuginfo: before 1.16.1-4.43.1

libsss_idmap0: before 1.16.1-4.43.1

libsss_certmap0-debuginfo: before 1.16.1-4.43.1

libsss_certmap0: before 1.16.1-4.43.1

libipa_hbac0-debuginfo: before 1.16.1-4.43.1

libipa_hbac0: before 1.16.1-4.43.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230200-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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