Information disclosure in Pagure SSSD



Published: 2018-08-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-10852
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		SSSD
Web applications / Remote management & hosting panels

Vendor SSSD

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU14328

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 - Information exposure

Exploit availability: No

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

External links

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


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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