Cyber Resilience

CVE-2021-30907

High

Published: 24 August 2021

Published
24 August 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0049 66.0th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-30907 is a high-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Apple Mac Os X. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 34.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An integer overflow was addressed through improved input validation. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A…

more

malicious application may be able to elevate privileges.

CWE(s)
CWE-190

Related Threats

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

Affected Assets

apple
ipad os
≤ 14.8.1
apple
ipados
15.0
apple
iphone os
15.0 · ≤ 14.8.1
apple
mac os x
10.15.7 · ≤ 10.15.7
apple
macos
12.0 · 11.0 — 11.6.1
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