PT-2018-1378 · Apple · Watchos+3

Kevin Backhouse · Published 2018-06-01 · Updated 2023-06-12 · CVE-2018-4249

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 11.4 macOS versions prior to 10.13.5 tvOS versions prior to 11.4 watchOS versions prior to 4.3.1

Description The issue involves the pktmnglr ipfilter input function in com.apple.packet-mangler in the Kernel component, allowing attackers to execute arbitrary code in a privileged context or cause a denial of service via a crafted app. This is due to an integer overflow and stack-based buffer overflow.

Recommendations For iOS versions prior to 11.4, update to version 11.4 or later. For macOS versions prior to 10.13.5, update to version 10.13.5 or later. For tvOS versions prior to 11.4, update to version 11.4 or later. For watchOS versions prior to 4.3.1, update to version 4.3.1 or later.

Exploit

Fix

Buffer Overflow

Memory Corruption

Integer Overflow

Weakness Enumeration

CWE-119

CWE-787

CWE-190

Related Identifiers

BDU:2018-00923

CVE-2018-4249

Affected Products

Ios

Apple Macos

Tvos

Watchos

References · 10

• 🔥 https://lgtm.com/blog/apple_xnu_packet_mangler_CVE-2017-13904 · Exploit
• https://osv.dev/vulnerability/CVE-2018-4249 · Vendor Advisory
• https://support.apple.com/HT208851 · Vendor Advisory
• https://support.apple.com/HT208848 · Vendor Advisory
• https://support.apple.com/HT208850 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-4249 · Security Note
• https://support.apple.com/HT208849 · Vendor Advisory
• https://bdu.fstec.ru/vul/2018-00923 · Security Note
• http://packetstormsecurity.com/files/172828/Apple-packet-mangler-Remote-Code-Execution.html · Note
• http://securitytracker.com/id/1041027 · Note