VDB

DEBIAN-CVE-2021-3690

DEBIAN-CVE-2021-3690 PUBLISHED CVSS 7.5 HIGH

A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability.

Risk Scores

CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Debian:14undertow0, 1.3.11-1, 1.3.16-1

Timeline

  • Aug 23, 2022 CVE Published
  • Apr 28, 2026 CVE Updated
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