Vulnerability identifier: #VU14328

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-10852

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SSSD
Web applications / Remote management & hosting panels

Vendor: SSSD

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to too wide permissions in the UNIX pipe which sudo uses to contact SSSD and read the available sudo rules from SSSD. A remote attacker can send a message using the same raw protocol that sudo and SSSD use can read the sudo rules available for any user.

Mitigation
Update to version 1.16.3.

Vulnerable software versions

SSSD: 1.13.0 - 1.16.2

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External links
http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10852

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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.