CVE-2019-8375
CVSS v3
9.8
CRITICAL
EPSS Score
19.3 %
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
The UIProcess subsystem in WebKit, as used in WebKitGTK through 2.23.90 and WebKitGTK+ through 2.22.6 and other products, does not prevent the script dialog size from exceeding the web view size, which allows remote attackers to cause a denial of service (Buffer Overflow) or possibly have unspecified other impact, related to UIProcess/API/gtk/WebKitScriptDialogGtk.cpp, UIProcess/API/gtk/WebKitScriptDialogImpl.cpp, and UIProcess/API/gtk/WebKitWebViewGtk.cpp, as demonstrated by GNOME Web (aka Epiphany).
Technical details
- Published
- 2019-02-24
- Exploit-DB
- EDB-46465
Frequently asked questions
What is CVE-2019-8375?
The UIProcess subsystem in WebKit, as used in WebKitGTK through 2.23.90 and WebKitGTK+ through 2.22.6 and other products, does not prevent the script dialog size from exceeding the web view size, which allows remote attackers to cause a denial of service (Buffer Overflow) or possibly have unspecified other impact, related to UIProcess/API/gtk/WebKitScriptDialogGtk.cpp, UIProcess/API/gtk/WebKitScriptDialogImpl.cpp, and UIProcess/API/gtk/WebKitWebViewGtk.cpp, as demonstrated by GNOME Web (aka Epiphany).
Is CVE-2019-8375 actively exploited?
Active exploitation of CVE-2019-8375 has not been confirmed. The EPSS score is 19.3%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-8375?
CVE-2019-8375 has a CVSS v3 base score of 9.8 (CRITICAL severity).
Is CVE-2019-8375 affecting your environment?
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