---
id: CVE-2023-42366
title: >-
  A heap-buffer-overflow was discovered in BusyBox v.1.36.1 in the next_token
  function at awk.c:1159.
summary: >-
  A heap-buffer-overflow was discovered in BusyBox v.1.36.1 in the next_token
  function at awk.c:1159.
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'
cwe:
  - CWE-787
vendor: busybox
product: busybox
affected:
  - busybox = 1.36.1
published: '2023-11-27'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T22:17:24.960'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-42366'
references:
  - url: 'https://bugs.busybox.net/show_bug.cgi?id=15874'
    label: cve@mitre.org
  - url: 'https://bugs.busybox.net/show_bug.cgi?id=15874'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://security.netapp.com/advisory/ntap-20241206-0007/'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00412
epssPercentile: 0.33418
ingestedAt: '2026-10-08T23:16:47.353Z'
---

## Overview

A heap-buffer-overflow was discovered in BusyBox v.1.36.1 in the next_token function at awk.c:1159.

## Affected

- `busybox = 1.36.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.