PT-2017-1694 · Apple · Tvos+4

Ian Beer · Published 2017-04-02 · Updated 2019-03-08 · CVE-2017-2456

Positive Technologies (AI Summary)

CVSS v2.0

7.6

High

Base vector

AV:N/AC:H/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions iOS versions prior to 10.3 macOS versions prior to 10.12.4 tvOS versions prior to 10.2 watchOS versions prior to 3.2

Description The issue involves the Kernel component and is caused by synchronization errors when using a shared resource, leading to a race condition. This allows attackers to execute arbitrary code in a privileged context via a crafted app. The exploitation of this issue may permit a remote attacker to execute arbitrary code in a privileged context.

Recommendations For iOS versions prior to 10.3, update to version 10.3 or later. For macOS versions prior to 10.12.4, update to version 10.12.4 or later. For tvOS versions prior to 10.2, update to version 10.2 or later. For watchOS versions prior to 3.2, update to version 3.2 or later.

Exploit

Fix

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

BDU:2017-00847

CVE-2017-2456

Affected Products

Kernel

Ios

Apple Macos

Tvos

Watchos

References · 11

• 🔥 https://bugs.chromium.org/p/project-zero/issues/detail?id=1083 · Exploit
• 🔥 https://exploit-db.com/exploits/41778 · Exploit
• https://osv.dev/vulnerability/CVE-2017-2456 · Vendor Advisory
• https://support.apple.com/HT207602 · Vendor Advisory
• https://support.apple.com/HT207617 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-2456 · Security Note
• https://support.apple.com/HT207601 · Vendor Advisory
• https://support.apple.com/HT207615 · Vendor Advisory
• https://bdu.fstec.ru/vul/2017-00847 · Security Note
• http://securityfocus.com/bid/97137 · Note
• http://securitytracker.com/id/1038138 · Note