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CVE-2017-8900

Date: May 12, 2017

LightDM through 1.22.0, when systemd is used in Ubuntu 16.10 and 17.x, allows physically proximate attackers to bypass intended AppArmor restrictions and visit the home directories of arbitrary users by establishing a guest session.

Language: C

Severity Score

Related Resources (7)

https://people.canonical.com/~ubuntu-security/cve/CVE-2017-8900
https://launchpad.net/bugs/1663157
https://www.ubuntu.com/usn/usn-3285-1/
https://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-8900.html
https://nvd.nist.gov/vuln/detail/CVE-2017-8900
http://www.securityfocus.com/bid/98554
https://www.mend.io/vulnerability-database/CVE-2017-8900

Severity Score

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

CVSS v3.1

Base Score:
Attack Vector (AV): PHYSICAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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