Cyber Resilience

CVE-2021-31008

High

Published: 24 August 2021

Published
24 August 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0122 79.5th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-31008 is a high-severity Type Confusion (CWE-843) vulnerability in Apple Safari. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 20.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A type confusion issue was addressed with improved memory handling. This issue is fixed in Safari 15.1, tvOS 15.1, iOS 15 and iPadOS 15, macOS Monterey 12.0.1, watchOS 8.1. Processing maliciously crafted web content may lead to code execution.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

apple
safari
≤ 15.1
apple
ipados
≤ 15.0
apple
iphone os
≤ 15.0
apple
macos
12.0.0
apple
tvos
≤ 15.1
apple
watchos
≤ 8.1

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References