CVE-2018-11646 EXPLOIT
7.5
HIGH · CVSS 3.0 · EPSS 68.6% (pctl 99)
Patch early
A public exploit exists.
Description
webkitFaviconDatabaseSetIconForPageURL and webkitFaviconDatabaseSetIconURLForPageURL in UIProcess/API/glib/WebKitFaviconDatabase.cpp in WebKit, as used in WebKitGTK+ through 2.21.3, mishandle an unset pageURL, leading to an application crash.
Scoring
| CVSS | 7.5 (HIGH, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 68.56% — more likely to be exploited than 99% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-06-01 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| webkitgtk | webkitgtk\+ |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | WebKitGTK+ < 2.21.3 - 'WebKitFaviconDatabase' Denial of Service (Metasploit) | 2018-06-11 |
| exploit-db | WebKitGTK+ < 2.21.3 - Crash (PoC) | 2018-06-05 |
References
- https://bugs.webkit.org/show_bug.cgi?id=186164
- https://bugzilla.gnome.org/show_bug.cgi?id=795740
- https://security.gentoo.org/glsa/201808-04
- https://www.exploit-db.com/exploits/44842/
- https://www.exploit-db.com/exploits/44876/
- https://bugs.webkit.org/show_bug.cgi?id=186164
- https://bugzilla.gnome.org/show_bug.cgi?id=795740
- https://security.gentoo.org/glsa/201808-04
- https://www.exploit-db.com/exploits/44842/
- https://www.exploit-db.com/exploits/44876/
→ the Explorer · watch your stack · NVD