CVE-2016-1643 is a high-severity vulnerability affecting Google Chrome versions prior to 49.0.2623.87. It stems from a type confusion error in the WebKit Blink rendering engine's ImageInputType::ensurePrimaryContent function, specifically concerning the user agent shadow DOM. This flaw allows remote attackers to trigger a denial of service or potentially achieve other unspecified impacts through user interaction. With a CVSS score of 8.8, the vulnerability is easily exploitable over a network with low attack complexity, posing high risks to confidentiality, integrity, and availability. While not listed in CISA's KEV catalog and lacking public exploit code, the vulnerability has garnered significant community discussion and media coverage, indicating awareness despite no confirmed active exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 49.0.2623.75CPE matchmatch criteria | cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.