VULNERABILITY INTELLIGENCE

CVE-2021-20988

CVSS score8.6 HIGH
EPSS probability0.99%
CISA KEVNot currently listed
Published2021-05-13
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Description

In Hilscher rcX RTOS versions prios to V2.1.14.1 the actual UDP packet length is not verified against the length indicated by the packet. This may lead to a denial of service of the affected device.

Weakness classification

  • info@cert.vde.com: CWE-119
  • nvd@nist.gov: CWE-119

Primary references