CVE-2018-10900

high-risk

Published 2018-07-26

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.

Do I need to act?

14.7% chance of exploitation in next 30 days

EPSS score — higher than 85% of all CVEs

Not on CISA KEV list

No confirmed active exploitation reported to CISA

1 public exploit available

45313

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.8/10 High

LOCAL / LOW complexity

Affected Products (3)

Network Manager Vpnc

Debian Linux

Affected Vendors

Debian Gnome

References (18)

Exploit https://bugzilla.novell.com/show_bug.cgi?id=1101147

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10900

Third Party Advisory https://download.gnome.org/sources/NetworkManager-vpnc/1.2/NetworkManager-vpnc-1...

Patch https://gitlab.gnome.org/GNOME/NetworkManager-vpnc/commit/07ac18a32b4

Third Party Advisory https://lists.debian.org/debian-lts-announce/2018/07/msg00048.html

Exploit https://pulsesecurity.co.nz/advisories/NM-VPNC-Privesc

Third Party Advisory https://security.gentoo.org/glsa/201808-03

Third Party Advisory https://www.debian.org/security/2018/dsa-4253

Exploit https://www.exploit-db.com/exploits/45313/