CVE-2021-30983

HIGHCISA KEV

7.8

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published8/24/2021

Last Modified10/23/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorApple

ProductiOS and iPadOS

Vulnerability NameApple iOS and iPadOS Buffer Overflow Vulnerability

KEV Date Added2022-06-27

Remediation Due Date2022-07-18

Ransomware UseUnknown

Affected Products

apple:ipadosapple:iphone_os

Weaknesses (CWE)

CWE-120CWE-120

References

https://support.apple.com/en-us/HT212976(product-security@apple.com)

https://support.apple.com/en-us/HT212976(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30983(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.