CVE-2021-1882

A memory corruption issue was addressed with improved validation

published September 8, 2021

CVSS
—
EPSS
2%
Percentile
76.9
In the wild
Unconfirmed
What it is

⚠️ A crafty memory corruption issue hides in the shadows, waiting for a chance to pounce! If exploited, an application might gain elevated privileges — yikes! 🔥 Think of this like a sneaky contractor who finds a way to access restricted areas of a building, using faulty safety protocols to slip in. Just like that contractor, an attacker could exploit this flaw to gain access they shouldn’t have! If an attacker takes advantage of this vulnerability, they could gain elevated privileges on the affected devices. This means they could potentially execute unauthorized actions, access sensitive data, or manipulate system functions, leading to devastating consequences!

Put simply

Think of this like a sneaky contractor who finds a way to access restricted areas of a building, using faulty safety protocols to slip in. Just like that contractor, an attacker could exploit this flaw to gain access they shouldn’t have! This memory corruption vulnerability occurs due to inadequate validation and could be used by a rogue application to escalate privileges unexpectedly. It highlights the importance of strict input validation in app security.

What to do

If an attacker takes advantage of this vulnerability, they could gain elevated privileges on the affected devices. This means they could potentially execute unauthorized actions, access sensitive data, or manipulate system functions, leading to devastating consequences! To protect your systems, update to Security Update 2021-002 for Catalina, iOS 14.5, iPadOS 14.5, watchOS 7.4, tvOS 14.5, and macOS Big Sur 11.3 as soon as possible. Regularly check for further updates and ensure your software is configured to automatically apply security patches. 🛡️ You've got this! Stay vigilant and keep your systems updated to maintain a strong defense. 💪✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01692 · 76.9th percentile
Published
2021-09-08T14:47Z
EPSS history
Timeline
  • 08 SEP 14:47Z
    A memory corruption issue was addressed with improved validation
    cvelistv5