CVE-2018-10900

Network Manager VPNC 1.2.6 - 'Username' Local Privilege Escalation

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

El plugin VPNC de Network Manager (también conocido como networkkmanager-vpnc) en versiones anteriores a la 1.2.6 es vulnerable a un ataque de escalado de privilegios. Un nuevo carácter de línea puede ser usado para inyectar un parámetro Password helper en los datos de configuración pasados a VPNC, permitiendo al atacante ejecutar comandos arbitrarios como root.

Network Manager VPNC version 1.2.4 suffers from a privilege escalation vulnerability.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-05-09 CVE Reserved
2018-07-23 CVE Published
2023-07-20 EPSS Updated
2024-08-05 CVE Updated
2024-08-05 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CAPEC

References (14)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2018/07/msg00048.html	Mailing List
https://seclists.org/oss-sec/2018/q3/51
https://security-tracker.debian.org/tracker/CVE-2018-10900
https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-10900.html
https://launchpad.net/ubuntu/+source/network-manager-vpnc/0.9.8.6-1ubuntu2.1
https://bugzilla.redhat.com/show_bug.cgi?id=1605919

URL	Date	SRC
https://www.exploit-db.com/exploits/45313	2024-08-05
https://bugzilla.novell.com/show_bug.cgi?id=1101147	2024-08-05
https://pulsesecurity.co.nz/advisories/NM-VPNC-Privesc	2024-08-05

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10900	2020-12-04
https://gitlab.gnome.org/GNOME/NetworkManager-vpnc/commit/07ac18a32b4	2018-07-26

URL	Date	SRC
https://download.gnome.org/sources/NetworkManager-vpnc/1.2/NetworkManager-vpnc-1.2.6.news	2020-12-04
https://security.gentoo.org/glsa/201808-03	2020-12-04
https://www.debian.org/security/2018/dsa-4253	2018-07-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gnome Search vendor "Gnome"		Network Manager Vpnc Search vendor "Gnome" for product "Network Manager Vpnc"				< 1.2.6 Search vendor "Gnome" for product "Network Manager Vpnc" and version " < 1.2.6"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected