CVE-2017-6967 Information

Description

xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location leading to PAM session modules not being properly initialized with a potential consequence of incorrect configurations or elevation of privileges aka a pam_limits.so bypass.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Reference

https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742 https://github.com/neutrinolabs/xrdp/issues/350 https://github.com/neutrinolabs/xrdp/pull/694

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

LOW

Base Severity

7.3