PT-2018-10170 · Networkmanager+2 · Network Manager Vpnc Plugin+2

Denis Andzakovic · Published 2018-07-23 · Updated 2020-12-04 · CVE-2018-10900

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Network Manager VPNC plugin versions prior to 1.2.6

Description The issue allows for a privilege escalation attack. An attacker can inject a Password helper parameter into the configuration data passed to VPNC by using a new line character, enabling the execution of arbitrary commands as root.

Recommendations For versions prior to 1.2.6, update to version 1.2.6 or later to resolve the issue. As a temporary workaround, consider restricting access to the VPNC plugin to minimize the risk of exploitation.

Exploit

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

ALT-PU-2018-2074

CVE-2018-10900

DLA-1454-1

DSA-4253-1

OPENSUSE-SU-2018_2307-1

OPENSUSE-SU-2024:10604-1

SUSE-SU-2018:2297-1

SUSE-SU-2018_2297-1

Affected Products

Alt Linux

Network Manager Vpnc Plugin

Suse

References · 35

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/network_manager_vpnc_username_priv_esc.rb · Exploit
• 🔥 https://pulsesecurity.co.nz/advisories/NM-VPNC-Privesc · Exploit
• 🔥 https://exploit-db.com/exploits/45313 · Exploit
• 🔥 https://bugzilla.novell.com/show_bug.cgi?id=1101147 · Exploit
• https://security.gentoo.org/glsa/201808-03 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-10900 · Security Note
• https://osv.dev/vulnerability/DLA-1454-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/network-manager-vpnc · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-10900 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4253-1 · Vendor Advisory
• https://gitlab.gnome.org/GNOME/NetworkManager-vpnc/commit/07ac18a32b4 · Vendor Advisory
• https://download.gnome.org/sources/NetworkManager-vpnc/1.2/NetworkManager-vpnc-1.2.6.news · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-10900 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2018:2297-1 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10900 · Patch