CVE-2019-8689

Exp

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 12.4, macOS Mojave 10.14.6, tvOS 12.4, watchOS 5.3, Safari 12.1.2, iTunes for Windows 12.9.6, iCloud for Windows 7.13, iCloud for Windows 10.6. Processing maliciously crafted web content may lead to arbitrary code execution.

Published: 2019-12-18 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2019-8689 is rated High Exploit Risk (78.7/100): CVSS High severity, with high exploitation likelihood (EPSS 12.96%, 96th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2019-8689

EDB-ID Source Kind Published Link
47316 exploit_db edb 2019-08-29 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2019-8689

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 33.60% 12.96% -20.64%
2 2026-05-31 35.01% 33.60% -1.41%
3 2026-05-04 — 35.01% —

Full EPSS history (29 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2019-8689

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 5.9 [email protected]
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2019-8689

OS Trackers for CVE-2019-8689

vendor priority summary link
alpine high CVE-2019-8689: 1 source package rows (webkit2gtk); 5 state rows across 5 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, edge-community); fixed 5, open 0. https://security.alpinelinux.org/vuln/CVE-2019-8689
debian not yet assigned CVE-2019-8689 not yet assigned priority: Debian including 1 source packages (webkit2gtk), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2019-8689
gentoo normal CVE-2019-8689: 1 GLSA(s) (201909-05), 1 atom(s) (net-libs/webkit-gtk); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2019-8689
redhat medium — https://access.redhat.com/security/cve/CVE-2019-8689
ubuntu medium CVE-2019-8689 medium priority: Ubuntu including 5 source packages (qtwebkit, qtwebkit-opensource-src, qtwebkit-source, webkit2gtk, webkitgtk), 75 status rows across 15 suites (bionic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, trusty, upstream, xenial): DNE 38, ignored 21, not-affected 10, needs-triage 3, released 3. https://ubuntu.com/security/CVE-2019-8689

Affected software / configurations for CVE-2019-8689

Vendor Product Version Raw CPE
apple icloud < 7.13 cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*
apple icloud >= 10.0, < 10.6 cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*
apple itunes < 12.9.6 cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*
apple safari < 12.1.2 cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
apple iphone_os < 12.4 cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
apple mac_os_x < 10.14.6 cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
apple tvos < 12.4 cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
apple watchos < 5.3 cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 7.0 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 7.0 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 7.0 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

References for CVE-2019-8689

cvelogic Threat Intelligence