Buffer overflow in Busybox
CVE-2016-2148
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.
Vulnerability class: Buffer Overflow
EPSS: 0.165 (95.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Busybox
- Canonical Ubuntu_linux — versions 14.04, 16.04, 18.04
- Debian Debian_linux — versions 8.0, 9.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- secalert@redhat.com (mailing-list, Exploit, x_refsource_BUGTRAQ, Mailing List, Third Party Advisory)
- secalert@redhat.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-2148?
- CVE-2016-2148 is a critical-severity vulnerability in Busybox, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2017-02-09.
- How severe is CVE-2016-2148?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2016-2148 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.