What is CVE-2016-1737?

CVE-2016-1737 is a medium-severity vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.3/10. Published 2016-03-24.

How severe is CVE-2016-1737?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Is CVE-2016-1737 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Apple Mac OS X

CVE-2016-1737

Carbon in Apple OS X before 10.11.4 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted .dfont file.

Vulnerability class: Buffer Overflow

Published 2016-03-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.017 (76.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Apple Mac OS X

Weakness classification (CWE)

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

Public proof-of-concept exploits

References

lists.apple.com/archives/security-announce/2016/Mar/msg00004.html (vendor-advisory, Vendor Advisory)
support.apple.com/HT206167 (Vendor Advisory)
www.securitytracker.com/id/1035363 (vdb-entry)

Frequently asked questions

What is CVE-2016-1737?: CVE-2016-1737 is a medium-severity vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.3/10. Published 2016-03-24.
How severe is CVE-2016-1737?: Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2016-1737 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.