OpenSUSE Linux update for sssd

1) Security restrictions bypass

EUVDB-ID: #VU17376

Risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-16838

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to bypass security restrictions on the system.

The vulnerability exists due to a flaw in sssd Group Policy Objects implementation when the GPO is not readable by SSSD due to a too strict permission settings on the server side. A remote attacker can bypass security restrictions.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00042.html

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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