CVE-2018-10900

HIGH
7.8
CVSS Score
Published: July 26, 2018 at 03:00 PM UTC
Updated: June 17, 2026 at 01:34 AM UTC
2 products affected across 2 vendorsDebian LinuxNetworkManager-vpnc

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Severity
HIGH7.8
Exploit prediction
EPSS 4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.2.61.2.6
Affected range stops below 1.2.6, so it looks safe — our inference, not a vendor statement

References (9)

x_refsource_CONFIRMExploitIssue TrackingThird Party Advisory
https://bugzilla.novell.com/show_bug.cgi?id=1101147
x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10900
x_refsource_CONFIRMPatchThird Party AdvisoryVendor Advisory
https://gitlab.gnome.org/GNOME/NetworkManager-vpnc/commit/07ac18a32b4
Mailing Listx_refsource_MLISTThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00048.html
x_refsource_MISCExploitThird Party Advisory
https://pulsesecurity.co.nz/advisories/NM-VPNC-Privesc
Vendor Advisoryx_refsource_GENTOOThird Party Advisory
https://security.gentoo.org/glsa/201808-03
Vendor Advisoryx_refsource_DEBIANThird Party Advisory
https://www.debian.org/security/2018/dsa-4253

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-78

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