What is CVE-2016-1504?

CVE-2016-1504 is a high-severity vulnerability in Dhcpcd Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-02-07.

How severe is CVE-2016-1504?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Dhcpcd Project

CVE-2016-1504

dhcpcd before 6.10.0 allows remote attackers to cause a denial of service (invalid read and crash) via vectors related to the option length.

Vulnerability class: Buffer Overflow

Published 2017-02-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.029 (86.9th percentile), scored 2026-10-29.

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000

Affected products

Dhcpcd Project

Weakness classification (CWE)

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

References

www.openwall.com/lists/oss-security/2016/01/07/3 (mailing-list, Mailing List, Third Party Advisory)
www.openwall.com/lists/oss-security/2016/01/07/4 (mailing-list, Mailing List, Third Party Advisory)
roy.marples.name/projects/dhcpcd/info/595883e2a431f65d8fabf33059aa4689cca17403 (Patch, Vendor Advisory)
security.gentoo.org/glsa/201606-07 (vendor-advisory)
roy.marples.name/projects/dhcpcd/timeline (Release Notes, Vendor Advisory)
www.securitytracker.com/id/1034601 (vdb-entry)

Frequently asked questions

What is CVE-2016-1504?: CVE-2016-1504 is a high-severity vulnerability in Dhcpcd Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-02-07.
How severe is CVE-2016-1504?: High severity. CVSS v3 base score is 7.5 out of 10.