CVE-2018-1000500

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-06-26 · updated 2026-06-17
Weakness: CWE-295

Description

Busybox contains a Missing SSL certificate validation vulnerability in The "busybox wget" applet that can result in arbitrary code execution. This attack appear to be exploitable via Simply download any file over HTTPS using "busybox wget https://compromised-domain.com/important-file".

Affected products

busybox: before 1.32.0 — fixed in 1.32.0

How to fix

Upgrade to a fixed version: busybox 1.32.0. Check the vendor advisory for mitigations.

References

http://lists.busybox.net/pipermail/busybox/2018-May/086462.html
https://git.busybox.net/busybox/commit/?id=45fa3f18adf57ef9d743038743d9c90573aeeb91
https://usn.ubuntu.com/4531-1/
http://lists.busybox.net/pipermail/busybox/2018-May/086462.html
https://git.busybox.net/busybox/commit/?id=45fa3f18adf57ef9d743038743d9c90573aeeb91
https://usn.ubuntu.com/4531-1/

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