CVE-2018-4344KEV · OVERDUE

Apple Multiple Products Memory Corruption Vulnerability

High · published April 3, 2019

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.8. It is confirmed in active exploitation. It sits in the 83.6th percentile for exploit probability.

1558
days past CISA
deadline
CVSS v3.1
7.8
EPSS
2%
Percentile
83.6
In the wild
Confirmed
What it is

⚡ A sneaky memory corruption issue is lurking in the shadows, impacting devices running versions prior to iOS 12 and macOS Mojave! 🚨 Think of it as a restaurant where the waitstaff accidentally mix up orders — some diners might get food that's not theirs, leading to confusion and potentially disastrous results. In this case, the memory mishap can let attackers access sensitive data they shouldn’t be able to touch! An attacker could exploit this vulnerability to manipulate or crash the affected device, putting your personal information and privacy at risk. With high stakes like these, having a vulnerable device is absolutely devastating! 🔥

Put simply

Think of it as a restaurant where the waitstaff accidentally mix up orders — some diners might get food that's not theirs, leading to confusion and potentially disastrous results. In this case, the memory mishap can let attackers access sensitive data they shouldn’t be able to touch! CVE-2018-4344 arises from improper memory handling, allowing attackers to execute arbitrary code on devices — think of it as a server mishandling your delivery order and sending it to the wrong address!

What to do

An attacker could exploit this vulnerability to manipulate or crash the affected device, putting your personal information and privacy at risk. With high stakes like these, having a vulnerable device is absolutely devastating! 🔥 Update your devices immediately to iOS 12, macOS Mojave 10.14, tvOS 12, or watchOS 5 to seal this gap. Don't forget to keep checking for further updates to ensure you're always protected! 🛡️ You've got this! By following these steps, you're on your way to reinforcing your defenses like the security hero you are! 🌟

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02374 · 83.6th percentile
Published
2019-04-03T17:43Z
KEV added
2022-06-27 · due 2022-07-18
EPSS history
Timeline
  • 27 JUN 00:00Z
    Added to CISA KEV — remediate by Jul 18
    kev
  • 03 APR 17:43Z
    A memory corruption issue was addressed with improved memory handling
    cvelistv5