VULNERABILITY INTELLIGENCE

CVE-2021-42383

CVSS score7.2 HIGH
EPSS probability2.21%
CISA KEVNot currently listed
Published2021-11-15
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the evaluate function

Weakness classification

  • reefs@jfrog.com: CWE-416
  • nvd@nist.gov: CWE-416

Primary references