AEGLIX vulnerability intelligence
CVE-2021-30983
HIGH · CVSS 7.8 · Analyzed
Published: 2021-08-24 · Updated: 2026-06-17 · Source: NVD
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Vulnerability overview
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.
Severity and scoring
- CVSS score
- 7.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-120
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Apple · iOS and iPadOS
- Added to catalog
- 2022-06-27
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-07-18
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Before (exclusive): 15.2
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Before (exclusive): 15.2
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://support.apple.com/en-us/HT212976
Release Notes · Vendor Advisory
- https://support.apple.com/en-us/HT212976
Release Notes · Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30983
US Government Resource