What is CVE-2022-32820?

CVE-2022-32820 is a high-severity vulnerability in Apple Ipados, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-09-23.

How severe is CVE-2022-32820?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Apple Ipados

CVE-2022-32820

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in iOS 15.6 and iPadOS 15.6, macOS Big Sur 11.6.8, watchOS 8.7, tvOS 15.6, macOS Monterey 12.5, Security Update 2022-005 Catalina. An app may be able to execute arbitrary code with kernel privileges.

Vulnerability class: Buffer Overflow

Published 2022-09-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (19.3th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Apple Ipados
Apple Iphone OS
Apple macOS — versions unspecified, 10.15.7
Apple Mac OS X — versions 10.15.7
Apple tvOS — versions unspecified
Apple watchOS — versions unspecified

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

support.apple.com/en-us/HT213345 (Vendor Advisory)
support.apple.com/en-us/HT213340 (Vendor Advisory)
support.apple.com/en-us/HT213342 (Vendor Advisory)
support.apple.com/en-us/HT213346 (Vendor Advisory)
support.apple.com/en-us/HT213344 (Vendor Advisory)
support.apple.com/en-us/HT213343 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-32820?: CVE-2022-32820 is a high-severity vulnerability in Apple Ipados, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-09-23.
How severe is CVE-2022-32820?: High severity. CVSS v3 base score is 7.8 out of 10.