# CVE-2018-10900: network-manager-vpnc: Network Manager VPNC plugin (aka networkmanager-vpnc) before version 1.2.6 is vulnerable to a privilege escalation at...

CVE-2018-10900 is fixed in 2 products on 1 platform, first by network-manager-vpnc 1.2.4-6ubuntu0.1, released July 26, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-10900
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0393
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 26, 2018

## 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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | network-manager-vpnc Ubuntu 18.04.6 LTS (bionic) | 1.2.4-6ubuntu0.1 | [network-manager-vpnc 1.2.4-6ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-network-manager-vpnc-1.2.4-6ubuntu0.1.md) | Jul 26, 2018 |
| Linux | network-manager-vpnc-gnome Ubuntu 18.04.6 LTS (bionic) | 1.2.4-6ubuntu0.1 | [network-manager-vpnc-gnome 1.2.4-6ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-network-manager-vpnc-gnome-1.2.4-6ubuntu0.1.md) | Jul 26, 2018 |

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Data as of 2026-11-07T18:46:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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