SUSE update for freeradius-server

Published: 2022-12-27

Risk	Medium
Patch available	YES
Number of vulnerabilities	3
CVE-ID	CVE-2022-41859 CVE-2022-41860 CVE-2022-41861
CWE-ID	CWE-200 CWE-476 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system SUSE Enterprise Storage Operating systems & Components / Operating system SUSE CaaS Platform Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system freeradius-server-utils-debuginfo Operating systems & Components / Operating system package or component freeradius-server-utils Operating systems & Components / Operating system package or component freeradius-server-sqlite-debuginfo Operating systems & Components / Operating system package or component freeradius-server-sqlite Operating systems & Components / Operating system package or component freeradius-server-python-debuginfo Operating systems & Components / Operating system package or component freeradius-server-python Operating systems & Components / Operating system package or component freeradius-server-postgresql-debuginfo Operating systems & Components / Operating system package or component freeradius-server-postgresql Operating systems & Components / Operating system package or component freeradius-server-perl-debuginfo Operating systems & Components / Operating system package or component freeradius-server-perl Operating systems & Components / Operating system package or component freeradius-server-mysql-debuginfo Operating systems & Components / Operating system package or component freeradius-server-mysql Operating systems & Components / Operating system package or component freeradius-server-libs-debuginfo Operating systems & Components / Operating system package or component freeradius-server-libs Operating systems & Components / Operating system package or component freeradius-server-ldap-debuginfo Operating systems & Components / Operating system package or component freeradius-server-ldap Operating systems & Components / Operating system package or component freeradius-server-krb5-debuginfo Operating systems & Components / Operating system package or component freeradius-server-krb5 Operating systems & Components / Operating system package or component freeradius-server-devel Operating systems & Components / Operating system package or component freeradius-server-debugsource Operating systems & Components / Operating system package or component freeradius-server-debuginfo Operating systems & Components / Operating system package or component freeradius-server Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Information disclosure

EUVDB-ID: #VU70504

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-41859

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the compute_password_element() function leaks information about the password. A remote attacker can substantially reduce the size of an offline dictionary attack and brute-force passwords.

Mitigation

Update the affected package freeradius-server to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP: 15-SP1 - 15-SP3

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

freeradius-server-utils-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-utils: before 3.0.16-150000.3.13.1

freeradius-server-sqlite-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-sqlite: before 3.0.16-150000.3.13.1

freeradius-server-python-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-python: before 3.0.16-150000.3.13.1

freeradius-server-postgresql-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-postgresql: before 3.0.16-150000.3.13.1

freeradius-server-perl-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-perl: before 3.0.16-150000.3.13.1

freeradius-server-mysql-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-mysql: before 3.0.16-150000.3.13.1

freeradius-server-libs-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-libs: before 3.0.16-150000.3.13.1

freeradius-server-ldap-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-ldap: before 3.0.16-150000.3.13.1

freeradius-server-krb5-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-krb5: before 3.0.16-150000.3.13.1

freeradius-server-devel: before 3.0.16-150000.3.13.1

freeradius-server-debugsource: before 3.0.16-150000.3.13.1

freeradius-server-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server: before 3.0.16-150000.3.13.1

External links

http://www.suse.com/support/update/announcement/2022/suse-su-20224620-1/

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.

2) NULL pointer dereference

EUVDB-ID: #VU70505

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-41860

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the EAP-SIM module when parsing an unknown SIM option. A remote attacker can send specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package freeradius-server to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP: 15-SP1 - 15-SP3

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

freeradius-server-utils-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-utils: before 3.0.16-150000.3.13.1

freeradius-server-sqlite-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-sqlite: before 3.0.16-150000.3.13.1

freeradius-server-python-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-python: before 3.0.16-150000.3.13.1

freeradius-server-postgresql-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-postgresql: before 3.0.16-150000.3.13.1

freeradius-server-perl-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-perl: before 3.0.16-150000.3.13.1

freeradius-server-mysql-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-mysql: before 3.0.16-150000.3.13.1

freeradius-server-libs-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-libs: before 3.0.16-150000.3.13.1

freeradius-server-ldap-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-ldap: before 3.0.16-150000.3.13.1

freeradius-server-krb5-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-krb5: before 3.0.16-150000.3.13.1

freeradius-server-devel: before 3.0.16-150000.3.13.1

freeradius-server-debugsource: before 3.0.16-150000.3.13.1

freeradius-server-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server: before 3.0.16-150000.3.13.1

External links

http://www.suse.com/support/update/announcement/2022/suse-su-20224620-1/

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.

3) Input validation error

EUVDB-ID: #VU70506

Risk: Low

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-41861

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A malicious RADIUS client or home server can send a malformed abinary attribute, which can cause the server to crash.

Mitigation

Update the affected package freeradius-server to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP: 15-SP1 - 15-SP3

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

freeradius-server-utils-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-utils: before 3.0.16-150000.3.13.1

freeradius-server-sqlite-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-sqlite: before 3.0.16-150000.3.13.1

freeradius-server-python-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-python: before 3.0.16-150000.3.13.1

freeradius-server-postgresql-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-postgresql: before 3.0.16-150000.3.13.1

freeradius-server-perl-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-perl: before 3.0.16-150000.3.13.1

freeradius-server-mysql-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-mysql: before 3.0.16-150000.3.13.1

freeradius-server-libs-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-libs: before 3.0.16-150000.3.13.1

freeradius-server-ldap-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-ldap: before 3.0.16-150000.3.13.1

freeradius-server-krb5-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server-krb5: before 3.0.16-150000.3.13.1

freeradius-server-devel: before 3.0.16-150000.3.13.1

freeradius-server-debugsource: before 3.0.16-150000.3.13.1

freeradius-server-debuginfo: before 3.0.16-150000.3.13.1

freeradius-server: before 3.0.16-150000.3.13.1

External links

http://www.suse.com/support/update/announcement/2022/suse-su-20224620-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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