A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.
https://cert-portal.siemens.com/productcert/pdf/ssa-333517.pdf
https://bugs.busybox.net/show_bug.cgi?id=14781
Source: Mitre, NVD
Published: 2022-05-18
Updated: 2023-02-11
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High