CVE-2021-42076 is a memory exhaustion vulnerability affecting Barrier versions prior to 2.3.4, specifically impacting the server-side component. An unauthenticated attacker can trigger a denial-of-service by sending excessively long TCP messages, leading to high availability impact. While rated as a high severity vulnerability (CVSS 7.5), there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.3.4CPE matchmatch criteria | cpe:2.3:a:barrier_project:barrier:*:*:*:*:*:*:*:* |
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.
No media coverage found for this CVE.
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.