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Fencer Intel
critical 9.8

CVE-2016-2148 in the critical feed json

Heap-based buffer overflow in the DHCP client (udhcpc) in BusyBox before 1.25.0 allows remote attackers to have unspecified impact via vect…

published 2017-02-09 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-3249

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
27.1%
EPSS 27.1% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

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.

Patch / fix

  • busybox Debian 14, Debian 13, Debian 12 1:1.27.2-1

debian advisories DEBIAN-CVE-2016-2148

  • busybox Ubuntu 14.04 LTS 1:1.21.0-1ubuntu1.4
  • busybox Ubuntu 16.04 LTS 1:1.22.0-15ubuntu1.4

ubuntu advisories UBUNTU-CVE-2016-2148

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • busybox SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES 12 SP5 +5 more 1.35.0-4.3.1
  • busybox SLE Module for Basesystem 15 SP4, openSUSE Leap 15.4 1.35.0-150400.3.3.1
  • busybox SLES 15 SP2-BCL, SLES 15 SP1-BCL, SLE Real Time 15 SP2 +18 more 1.34.1-4.9.1

suse advisories SUSE-SU-2022:4253-1SUSE-SU-2022:3959-1SUSE-SU-2022:0135-2SUSE-SU-2022:0135-1

  • busybox openSUSE Tumbleweed 1.35.0-1.1
  • busybox openSUSE Leap 15.3 1.34.1-4.9.1
  • virtualbox openSUSE Leap 15.3 6.1.34-lp153.2.27.2
  • virtualbox-kmp openSUSE Leap 15.3 6.1.34-lp153.2.27.1

opensuse advisories openSUSE-SU-2024:11738-1openSUSE-SU-2022:0135-1

  • busybox Alpine 3.4 1.24.2-r0

alpine advisories ALPINE-CVE-2016-2148

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-2148 updated cvss 5.1

busybox: heap-based buffer overflow in OPTION_6RD parsing

  • Red Hat Enterprise Linux 5 busybox Red Hat Enterprise Linux 6 busybox, busybox-petitboot
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

27.11% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • seclists.org http://seclists.org/fulldisclosure/2019/Jun/18 referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org https://seclists.org/bugtraq/2019/Jun/14 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2019/Sep/7 referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org https://seclists.org/bugtraq/2019/Sep/7 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2020/Aug/20 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.