CVE-2016-2148

9.8 CRITICAL 27% exploit odds Fix listed

What it is

Heap-based buffer overflow in the DHCP client (udhcpc) in BusyBox before 1.25.0 allows remote attackers to have unspecified impact via vectors involving OPTION_6RD parsing.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 27.1% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2017-02-09 15:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:43 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 27.1% in the next 30 days (EPSS).
Severity: 9.8 CRITICAL (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2017-02-09 15:59 UTC
Last modified: 2026-06-17 00:43 UTC
Exploit probability: 27.1% · EPSS, next 30 days
Weakness: CWE-119 · Buffer errors
Record status: Modified

Affected

Busybox ≤ 1.24.2
Debian Linux 8.0
Debian Linux 9.0
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 18.10

Attack profile CVSS 3.1 · 9.8

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2016-2148.md and follow it. Check whether this project is affected by CVE-2016-2148. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record