CVE-2021-1766
Medium
Published: 02 April 2021
Published
02 April 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
0.0031
54.5th percentile
Risk Priority
11
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-1766 is a medium-severity an unspecified weakness vulnerability in Apple Mac Os X. Its CVSS base score is 5.5 (Medium).
Operationally, ranked in the top 45.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-7230
Vulnerability details
This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead…
more
to a denial of service.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
apple
ipados
≤ 14.4
apple
iphone os
≤ 14.4
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
apple
tvos
≤ 14.4
apple
watchos
≤ 7.3
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.