CVE-2018-10900 Information

Description

Network Manager VPNC plugin (aka networkmanager-vpnc) before version 1.2.6 is vulnerable to a privilege escalation attack. A new line character can be used to inject a Password helper parameter into the configuration data passed to VPNC allowing an attacker to execute arbitrary commands as root.

CVSS Vector

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

Reference

https://bugzilla.novell.com/show_bug.cgi?id=1101147 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10900 https://download.gnome.org/sources/NetworkManager-vpnc/1.2/NetworkManager-vpnc-1.2.6.news https://gitlab.gnome.org/GNOME/NetworkManager-vpnc/commit/07ac18a32b4 https://lists.debian.org/debian-lts-announce/2018/07/msg00048.html https://pulsesecurity.co.nz/advisories/NM-VPNC-Privesc https://security.gentoo.org/glsa/201808-03 https://www.debian.org/security/2018/dsa-4253 https://www.exploit-db.com/exploits/45313/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8