CVE-2016-2147
7.5
HIGH
CVSS 3.1
EPSS 8.3%
Description
Integer overflow in the DHCP client (udhcpc) in BusyBox before 1.25.0 allows remote attackers to cause a denial of service (crash) via a malformed RFC1035-encoded domain name, which triggers an out-of-bounds heap write.
How to fix CVE-2016-2147
To remediate CVE-2016-2147, upgrade the affected package to a fixed version below.
- Alpine/busybox—upgrade to 1.24.2-r0 or later
- Debian/busybox—upgrade to 1:1.27.2-1 or later
Is CVE-2016-2147 being exploited?
Moderate — EPSS is 8.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 1.24.2-r0
- from 0, < 1:1.27.2-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |