THREATPORT/VULNERABILITY/CVE-2016-1819
HIGH SEVERITY

CVE-2016-1819

Tvos vulnerability

CVSS
7.8
EPSS
4.8%
EPSS pct
91th
Exploited
No known
Use-after-free vulnerability in the IOAccelContext2::clientMemoryForType method in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app, a different vulnerability than CVE-2016-1817 and CVE-2016-1818.
Affected vendor
Apple
Affected product
Tvos
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2016-05-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable with local access, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 4.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2016-1819

  • Confirm whether Apple Tvos is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2016-1819.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-1819

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-1819 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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