CVE-2022-22674KEV · OVERDUE

Apple macOS Out-of-Bounds Read Vulnerability

Medium · published May 26, 2022

Patch now

The score understates this — it's already being exploited

CVSS calls it medium at 5.5. It is confirmed in active exploitation. It sits in the 65.0th percentile for exploit probability.

1642
days past CISA
deadline
CVSS v3.1
5.5
EPSS
1%
Percentile
65.0
In the wild
Confirmed
What it is

⚠️ An out-of-bounds read in the kernel is like having a secret drawer in your desk that someone can peek into—you might not know what they're looking for, but it’s definitely not good! 🔍 Think of your computer's kernel as the secret vault of sensitive documents in an office. An out-of-bounds read allows a sneaky employee to peek into that vault and see things they shouldn’t, like confidential data and passwords, without anyone noticing. If exploited, this vulnerability lets a local user read sensitive kernel memory, potentially exposing critical information. It's like allowing someone to scavenge through the deepest secrets of your operating system, leading to a compromise of your system's integrity. Yikes!

Put simply

Think of your computer's kernel as the secret vault of sensitive documents in an office. An out-of-bounds read allows a sneaky employee to peek into that vault and see things they shouldn’t, like confidential data and passwords, without anyone noticing. CVE-2022-22674 is an out-of-bounds read vulnerability that arises from improper input validation, allowing local users to access sensitive kernel memory, which can be exploited for further attacks.

What to do

If exploited, this vulnerability lets a local user read sensitive kernel memory, potentially exposing critical information. It's like allowing someone to scavenge through the deepest secrets of your operating system, leading to a compromise of your system's integrity. Yikes! To secure your system, update to macOS Monterey 12.3.1, or apply Security Update 2022-004 for Catalina and macOS Big Sur 11.6.6. Ensuring all systems are up to date is crucial in stopping this sneaky access! You've got this! Take these steps, patch your system, and keep those secrets safe! 🛡️

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.01086 · 65.0th percentile
Published
2022-05-26T17:43Z
KEV added
2022-04-04 · due 2022-04-25
EPSS history
Timeline
  • 26 MAY 17:43Z
    An out-of-bounds read issue existed that led to the disclosure of kernel memory
    cvelistv5
  • 04 APR 00:00Z
    Added to CISA KEV — remediate by Apr 25
    kev