Vulnerability identifier: #VU14308
Vulnerability risk: Low
CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:F/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
WebKitGTK+
Server applications /
Frameworks for developing and running applications
Vendor: WebKitGTK
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to mishandling of an unset pageURL in webkitFaviconDatabaseSetIconForPageURL and webkitFaviconDatabaseSetIconURLForPageURL in UIProcess/API/glib/WebKitFaviconDatabase.cpp. A remote attacker can send specially crafted input and cause the service to crash.
Mitigation
Update to version 2.21.4 or later.
Vulnerable software versions
WebKitGTK+: 2.15.3 - 2.21.3
External links
http://bugs.webkit.org/show_bug.cgi?id=186164
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.