CVE-2019-8743 — Out-of-bounds Write in Apple Watchos

CWE-787 — Out-of-bounds WriteCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer13 documents7 sources
Severity
8.8HIGHNVD
EPSS
0.5%
top 32.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Apple WatchosDebian Webkit2gtkApple Icloud FOR Windows+4 more
Timeline
PublishedDec 18
Latest updateMay 24

Description

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in watchOS 6.1. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages9 packages

▶CVEListV5apple/watchosunspecified — watchOS 6.1
▶NVDapple/watchos< 6.1
▶Appleapple/watchos6.1
▶debiandebian/webkit2gtk< webkit2gtk 2.26.0-1 (bookworm)
▶Appleapple/tvos13

🔴Vulnerability Details

2
GHSA
GHSA-vwxq-9822-h934: Multiple memory corruption issues were addressed with improved memory handling↗2022-05-24
▶
OSV
CVE-2019-8743: Multiple memory corruption issues were addressed with improved memory handling↗2019-12-18
▶

📋Vendor Advisories

9
Red Hat
webkitgtk: Multiple memory corruption issues leading to arbitrary code execution↗2019-11-08
▶
Apple
CVE-2019-8743: watchOS 6.1↗2019-10-29
▶
Apple
CVE-2019-8743: iCloud for Windows 7.14↗2019-10-07
▶
Apple
CVE-2019-8743: iTunes 12.10.1 for Windows↗2019-10-07
▶
Apple
CVE-2019-8743: iCloud for Windows 10.7↗2019-10-07
▶

💬Community

1
Bugzilla
CVE-2019-8743 webkitgtk: Multiple memory corruption issues leading to arbitrary code execution↗2020-09-07
▶