What is CVE-2021-1838?

CVE-2021-1838 is a high-severity vulnerability in Apple iOS And Ipados. CVSS score: 7.8/10. Published 2021-09-08.

How severe is CVE-2021-1838?

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

Vulnerability in Apple iOS And Ipados

CVE-2021-1838

This issue was addressed with improved checks. This issue is fixed in iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

EPSS: 0.011 (61.4th percentile) — read the EPSS interpretation.

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.

Affected products

Apple Ios And Ipados — versions unspecified
Apple Ipados
Apple Iphone_os

References

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

Frequently asked questions

What is CVE-2021-1838?: CVE-2021-1838 is a high-severity vulnerability in Apple iOS And Ipados. CVSS score: 7.8/10. Published 2021-09-08.
How severe is CVE-2021-1838?: High severity. CVSS v3 base score is 7.8 out of 10.