Cross-site scripting in WPE WebKit and WebKitGTK+ - CVE-2019-8551

Vulnerability identifier: #VU23186

CSH Severity: Low

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-2019-8551

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.

WPE WebKit
WebKitGTK+
webkit2gtk (Alpine package)
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
libwebkit2gtk3-lang
webkit2gtk3-devel
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
Opensuse

Install updates from vendor's website.

WPE WebKit - update to 2.24.0
WebKitGTK+ - update to 2.24.0
webkit2gtk (Alpine package) - update to 2.24.2-r0
libjavascriptcoregtk-4_0-18 - update to 2.34.3-2.82.1
libjavascriptcoregtk-4_0-18-debuginfo - update to 2.34.3-2.82.1
libwebkit2gtk-4_0-37 - update to 2.34.3-2.82.1
libwebkit2gtk-4_0-37-debuginfo - update to 2.34.3-2.82.1
typelib-1_0-JavaScriptCore-4_0 - update to 2.34.3-2.82.1
typelib-1_0-WebKit2-4_0 - update to 2.34.3-2.82.1
typelib-1_0-WebKit2WebExtension-4_0 - update to 2.34.3-2.82.1
webkit2gtk-4_0-injected-bundles - update to 2.34.3-2.82.1
webkit2gtk-4_0-injected-bundles-debuginfo - update to 2.34.3-2.82.1
webkit2gtk3-debugsource - update to 2.34.3-2.82.1
libwebkit2gtk3-lang - update to 2.34.3-2.82.1
webkit2gtk3-devel - update to 2.34.3-2.82.1

• https://webkitgtk.org/security/WSA-2019-0002.html

• Cross-site scripting in WebKitGTK WebKitGTK+
• OpenSUSE Linux update for webkit2gtk3
• OpenSUSE Linux update for webkit2gtk3
• OpenSUSE Linux update for webkit2gtk3
• OpenSUSE Linux update for webkit2gtk3
• Cross-site scripting in webkit2gtk (Alpine package)
• SUSE update for webkit2gtk3