Out-of-bounds Read in Apple iOS

CVE-2020-9902

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. A malicious application may be able to determine kernel memory layout.

Vulnerability class: Buffer Overflow

EPSS: 0.010 (58.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-9902?
CVE-2020-9902 is a medium-severity vulnerability in Apple iOS, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2020-10-22.
How severe is CVE-2020-9902?
Medium severity. CVSS v3 base score is 5.5 out of 10.