Universal cross-site scripting in WebKitGTK+ and WPE WebKit - CVE-2020-9805

Vulnerability identifier: #VU32960

CSH Severity: Medium

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]

CVE-ID: CVE-2020-9805

CWE-ID: CWE-79

Exploitation vector: Remote access

Exploit availability: No public exploit available

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

WebKitGTK+
WPE WebKit
Gentoo Linux
Debian Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
HPE Helion Openstack
SUSE OpenStack Cloud
SUSE OpenStack Cloud Crowbar
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Realtime Extension
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Module for Basesystem
Opensuse
Ubuntu
Fedora
Service Telemetry Framework
webkit2gtk (Alpine package)
gnome-remote-desktop (Red Hat package)
pipewire0.2 (Red Hat package)
pipewire (Red Hat package)
webrtc-audio-processing (Red Hat package)
dleyna-renderer (Red Hat package)
LibRaw (Red Hat package)
vte291 (Red Hat package)
PackageKit (Red Hat package)
xdg-desktop-portal-gtk (Red Hat package)
xdg-desktop-portal (Red Hat package)
frei0r-plugins (Red Hat package)
potrace (Red Hat package)
gtk-doc (Red Hat package)
gvfs (Red Hat package)
tracker (Red Hat package)
libjavascriptcoregtk-4.0-18 (Ubuntu package)
libwebkit2gtk-4.0-37 (Ubuntu package)
webkit2gtk3
webkit2gtk (Debian package)
webkit2gtk3 (Red Hat package)
libwebkit2gtk3-lang
libjavascriptcoregtk-4_0-18
libjavascriptcoregtk-4_0-18-debuginfo
libwebkit2gtk-4_0-37
libwebkit2gtk-4_0-37-debuginfo
typelib-1_0-JavaScriptCore-4_0
typelib-1_0-WebKit2-4_0
typelib-1_0-WebKit2WebExtension-4_0
webkit2gtk-4_0-injected-bundles
webkit2gtk-4_0-injected-bundles-debuginfo
webkit2gtk3-debugsource
webkit2gtk3-devel
webkitgtk4 (Red Hat package)
libsoup (Red Hat package)
gtk3 (Red Hat package)
gnome-photos (Red Hat package)
gnome-session (Red Hat package)
nautilus (Red Hat package)
gnome-control-center (Red Hat package)
pygobject3 (Red Hat package)
gnome-terminal (Red Hat package)
gdm (Red Hat package)
gsettings-desktop-schemas (Red Hat package)
gnome-settings-daemon (Red Hat package)
gnome-shell-extensions (Red Hat package)
gnome-shell (Red Hat package)
mutter (Red Hat package)
Quay
OpenShift Data Foundation (formerly OpenShift Container Storage)

Install updates from vendor's website.

WebKitGTK+ - update to 2.28.3
WPE WebKit - update to 2.28.3
webkit2gtk (Alpine package) - update to 2.28.3-r0
Quay - update to 3.3.3
gnome-remote-desktop (Red Hat package) - update to 0.1.8-3.el8
pipewire0.2 (Red Hat package) - update to 0.2.7-6.el8
pipewire (Red Hat package) - update to 0.3.6-1.el8
webrtc-audio-processing (Red Hat package) - update to 0.3-9.el8
dleyna-renderer (Red Hat package) - update to 0.6.0-3.el8
LibRaw (Red Hat package) - update to 0.19.5-2.el8
vte291 (Red Hat package) - update to 0.52.4-2.el8
PackageKit (Red Hat package) - update to 1.1.12-6.el8
xdg-desktop-portal-gtk (Red Hat package) - update to 1.6.0-1.el8
xdg-desktop-portal (Red Hat package) - update to 1.6.0-2.el8
frei0r-plugins (Red Hat package) - update to 1.6.1-7.el8
potrace (Red Hat package) - update to 1.15-3.el8
gtk-doc (Red Hat package) - update to 1.28-2.el8
gvfs (Red Hat package) - update to 1.36.2-10.el8
tracker (Red Hat package) - update to 2.1.5-2.el8
libjavascriptcoregtk-4.0-18 (Ubuntu package) - addressed in versions 2.28.3-0ubuntu0.18.04.1, 2.28.3-0ubuntu0.19.10.1, 2.28.3-0ubuntu0.20.04.1
libwebkit2gtk-4.0-37 (Ubuntu package) - addressed in versions 2.28.3-0ubuntu0.18.04.1, 2.28.3-0ubuntu0.19.10.1, 2.28.3-0ubuntu0.20.04.1
webkit2gtk3 - addressed in versions 2.28.3-1.fc31, 2.28.3-1.fc32
webkit2gtk (Debian package) - update to 2.28.3-2~deb10u1
webkit2gtk3 (Red Hat package) - update to 2.28.4-1.el8
libwebkit2gtk3-lang - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
libjavascriptcoregtk-4_0-18 - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
libwebkit2gtk-4_0-37 - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
typelib-1_0-WebKit2-4_0 - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
webkit2gtk-4_0-injected-bundles - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
webkit2gtk3-debugsource - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
webkit2gtk3-devel - addressed in versions 2.34.3-2.82.1, 2.34.3-3.92.1, 2.34.3-23.3
webkitgtk4 (Red Hat package) - update to 2.48.3-2.el7_9
libsoup (Red Hat package) - update to 2.62.3-2.el8
gtk3 (Red Hat package) - update to 3.22.30-6.el8
gnome-photos (Red Hat package) - update to 3.28.1-3.el8
gnome-session (Red Hat package) - update to 3.28.1-10.el8
nautilus (Red Hat package) - update to 3.28.1-14.el8
gnome-control-center (Red Hat package) - update to 3.28.2-22.el8
pygobject3 (Red Hat package) - update to 3.28.3-2.el8
gnome-terminal (Red Hat package) - update to 3.28.3-2.el8
gdm (Red Hat package) - update to 3.28.3-34.el8
gsettings-desktop-schemas (Red Hat package) - update to 3.32.0-5.el8
gnome-settings-daemon (Red Hat package) - update to 3.32.0-11.el8
gnome-shell-extensions (Red Hat package) - update to 3.32.1-11.el8
gnome-shell (Red Hat package) - update to 3.32.2-20.el8
mutter (Red Hat package) - update to 3.32.2-48.el8

• https://webkitgtk.org/security/WSA-2020-0006.html

• Multiple vulnerabilities in WebKitGTK+ and WPE WebKit
• OpenSUSE Linux update for webkit2gtk3
• Universal cross-site scripting in webkit2gtk (Alpine package)
• Gentoo update for WebKitGTK+
• Multiple vulnerabilities in Red Hat OpenShift Container Storage
• Multiple vulnerabilities in Red Hat Quay
• Debian update for webkit2gtk
• Multiple vulnerabilities in Red Hat Service Telemetry Framework
• Red Hat Enterprise Linux 8 update for GNOME
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Ubuntu update for webkit2gtk
• Fedora 31 update for webkit2gtk3
• Fedora 32 update for webkit2gtk3
• Red Hat Enterprise Linux 7 Extended Lifecycle Support update for webkitgtk4