Linux Distros Unpatched Vulnerability : CVE-2018-11713

medium Nessus Plugin ID 222327

Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

- WebCore/platform/network/soup/SocketStreamHandleImplSoup.cpp in the libsoup network backend of WebKit, as used in WebKitGTK+ prior to version 2.20.0 or without libsoup 2.62.0, unexpectedly failed to use system proxy settings for WebSocket connections. As a result, users could be deanonymized by crafted web sites via a WebSocket connection. (CVE-2018-11713)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2018-11713

https://ubuntu.com/security/CVE-2018-11713

Plugin Details

Severity: Medium

ID: 222327

File Name: unpatched_CVE_2018_11713.nasl

Version: 1.3

Type: local

Agent: unix

Family: Misc.

Published: 3/4/2025

Updated: 9/3/2025

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2018-11713

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, p-cpe:/a:redhat:enterprise_linux:webkitgtk3-doc, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:centos:centos:webkitgtk3-devel, p-cpe:/a:redhat:enterprise_linux:webkitgtk, p-cpe:/a:redhat:enterprise_linux:libwebkit2gtk, p-cpe:/a:canonical:ubuntu_linux:webkit2gtk, p-cpe:/a:canonical:ubuntu_linux:webkitgtk, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:centos:centos:webkitgtk-devel, p-cpe:/a:centos:centos:webkitgtk3, p-cpe:/a:redhat:enterprise_linux:webkitgtk3-devel, p-cpe:/a:centos:centos:webkitgtk, p-cpe:/a:centos:centos:webkitgtk-doc, p-cpe:/a:redhat:enterprise_linux:webkitgtk-doc, cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:libwebkit2gtk, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:canonical:ubuntu_linux:qtwebkit-source, p-cpe:/a:redhat:enterprise_linux:webkitgtk-devel, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:qtwebkit-opensource-src, p-cpe:/a:centos:centos:webkitgtk3-doc, p-cpe:/a:redhat:enterprise_linux:webkitgtk3

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 6/4/2018

Reference Information

CVE: CVE-2018-11713