Vulnerability in Apple Iphone OS

CVE-2016-9840

inftrees.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact by leveraging improper pointer arithmetic.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.049 (91.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2016-9840: held from 0.048 to 0.049.

EPSS over last 30 days · oldest: 0.048 · newest: 0.049 · change: +0.001

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-9840?
CVE-2016-9840 is a high-severity vulnerability in Apple Iphone OS. CVSS score: 8.8/10. Published 2017-05-23.
How severe is CVE-2016-9840?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2016-9840 known to be exploited?
8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.