CVE-2017-8657 is a critical memory corruption vulnerability in Microsoft Edge, affecting Windows 10 versions 1511, 1607, 1703, and Windows Server 2016. This flaw allows an unauthenticated attacker to execute arbitrary code in the context of the current user by tricking them into visiting a malicious website. With a CVSS score of 7.5 (High), it requires user interaction (UI:R) but has high impact on confidentiality, integrity, and availability (C:H/I:H/A:H) with high attack complexity (AC:H). While not listed on CISA’s KEV catalog, an ExploitDB entry (EDB-42481) for an out-of-bounds access exists, and it has garnered some community discussion and media coverage, indicating awareness of its potential.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:microsoft:edge:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/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, 0.4 Bluesky, 0.2 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.6 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.