Integer overflow in Apple iOS

CVE-2020-9852

An integer overflow was addressed through improved input validation. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. A malicious application may be able to execute arbitrary code with kernel privileges.

Vulnerability class: Integer Overflow

EPSS: 0.013 (67.7th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-9852?
CVE-2020-9852 is a high-severity vulnerability in Apple iOS, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2020-06-09.
How severe is CVE-2020-9852?
High severity. CVSS v3 base score is 7.8 out of 10.