CVE-2021-30900

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS...

Basic Information

CVE State: PUBLISHED
Reserved Date: April 13, 2021
Published Date: August 24, 2021
Last Updated: January 29, 2025
Vendor: Apple
Product: iOS and iPadOS
Description: An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges.
Tags

CVSS Scores

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 v2.0

9.3

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

SSVC Information

Exploitation: active
Technical Impact: total

Exploit Status

Exploited in the Wild: Yes (2023-03-30 00:00:00 UTC) Source

References

https://support.apple.com/kb/HT212872 https://support.apple.com/en-us/HT212867 https://support.apple.com/en-us/HT212868

Known Exploited Vulnerability Information

Source	Added Date
CISA	2023-03-30 00:00:00 UTC

Timeline

CVE ID Reserved

April 13, 2021
CVE Published to Public

August 24, 2021
Added to KEVIntel

March 30, 2023