CVE-2021-35053 describes a denial-of-service vulnerability affecting Kaspersky and Microsoft Endpoint Security products on Windows, where an attacker could render a system unbootable by manipulating Firefox browser parameters. This high-severity vulnerability (CVSS 7.5) has a low attack complexity and no user interaction required, leading to a complete loss of system availability. While no public exploit code or active exploitation has been observed, the vulnerability has received some community discussion and media coverage, indicating awareness within the cybersecurity community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 11.1.0, <= 11.6.0CPE matchmatch criteria | cpe:2.3:a:kaspersky:endpoint_security:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.