CVE-2016-4643

moderate-risk
Published 2019-01-11

In iOS before 9.3.3, tvOS before 9.2.2, and OS X El Capitan before v10.11.6 and Security Update 2016-004, a validation issue existed in the parsing of 407 responses. This issue was addressed through improved response validation.

Do I need to act?

-
0.35% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (3)

Mac Os

Affected Vendors

Apple

References (6)

Vendor Advisory https://support.apple.com/HT206902
Vendor Advisory https://support.apple.com/HT206903
Vendor Advisory https://support.apple.com/HT206905
Vendor Advisory https://support.apple.com/HT206902
Vendor Advisory https://support.apple.com/HT206903
Vendor Advisory https://support.apple.com/HT206905
34
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 1/34 · Minimal
Exposure 9/34 · Low