CVE-2017-5021 describes a use-after-free vulnerability in Google Chrome versions prior to 56.0.2924.76 (Linux, Windows, Mac) and 56.0.2924.87 (Android), allowing a remote attacker to achieve an out-of-bounds memory read through a crafted HTML page. This vulnerability has a CVSS score of 4.3 (Medium), indicating a network attack vector with low complexity, requiring user interaction, and resulting in low availability impact. There is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and it is not listed on the CISA KEV catalog, despite some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 55.0.2883.87CPE 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:N/I:N/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.