What is CVE-2021-30802?

CVE-2021-30802 is a high-severity vulnerability in Apple iOS, classified under Use After Free. CVSS score: 8.8/10. Published 2021-09-08.

How severe is CVE-2021-30802?

High severity. CVSS v3 base score is 8.8 out of 10.

Use After Free in Apple iOS

CVE-2021-30802

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.

Vulnerability class: Use-After-Free

EPSS: 0.013 (68.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Apple Ios — versions unspecified
Apple Iphone_os
Apple Tvos — versions unspecified

Weakness classification (CWE)

CWE-416 — Use After Free

References

product-security@apple.com (x_refsource_MISC, Release Notes, Vendor Advisory)
product-security@apple.com (x_refsource_MISC, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2021-30802?: CVE-2021-30802 is a high-severity vulnerability in Apple iOS, classified under Use After Free. CVSS score: 8.8/10. Published 2021-09-08.
How severe is CVE-2021-30802?: High severity. CVSS v3 base score is 8.8 out of 10.