CVE-2021-30713KEV · OVERDUE

Apple macOS Unspecified Vulnerability

High · published September 8, 2021

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 94.2th percentile for exploit probability.

1802
days past CISA
deadline
CVSS v3.1
7.8
EPSS
7%
Percentile
94.2
In the wild
Confirmed
What it is

🚨 A sneaky permission flaw allows apps to sidestep your Privacy settings! This weakness in macOS could mean that a malicious application can slip through the cracks undetected. ⚡ Imagine you’re at a fancy restaurant with a strict guest list, but a friend’s plus-one slips in without being checked. That's what this vulnerability does – it lets uninvited guests (apps) access your sensitive information without proper validation. 🍽️ This vulnerability could lead to unauthorized access to private data, leaving your personal information exposed and making it easy for attackers to exploit your system. If a malicious application gets through, they could monitor your activities or even access sensitive files without your consent. That's an absolutely devastating scenario!

Put simply

Imagine you’re at a fancy restaurant with a strict guest list, but a friend’s plus-one slips in without being checked. That's what this vulnerability does – it lets uninvited guests (apps) access your sensitive information without proper validation. 🍽️ CVE-2021-30713 is a permissions issue in macOS, where an application can bypass the intended Privacy preferences due to insufficient validation. This allows potential exploitation by malicious software to access protected resources.

What to do

This vulnerability could lead to unauthorized access to private data, leaving your personal information exposed and making it easy for attackers to exploit your system. If a malicious application gets through, they could monitor your activities or even access sensitive files without your consent. That's an absolutely devastating scenario! To safeguard your system, update to macOS Big Sur 11.4 or later immediately. Regularly check for updates and ensure you enable all security settings to protect against unwanted applications. Don't wait—security is a priority! You've got this! With these steps, you'll be back to enjoying your macOS securely in no time! 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.07038 · 94.2th percentile
Published
2021-09-08T14:29Z
KEV added
2021-11-03 · due 2021-11-17
EPSS history
Timeline
  • 03 NOV 00:00Z
    Added to CISA KEV — remediate by Nov 17
    kev
  • 08 SEP 14:29Z
    A permissions issue was addressed with improved validation
    cvelistv5