Cyber Resilience

CVE-2021-1736

High

Published: 02 April 2021

Published
02 April 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 0.0042 62.3th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-1736 is a high-severity Out-of-bounds Read (CWE-125) vulnerability in Apple Mac Os X. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 37.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.

CWE(s)
CWE-125

Related Threats

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

Affected Assets

apple
mac os x
10.14.6, 10.15.7 · 10.14 — 10.14.6 · 10.15 — 10.15.7
apple
macos
11.0 — 11.2

Mitigating Controls

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

References