High severity · published Aug 24, 2021
CVE-2021-30928
A memory corruption issue was addressed with improved input validation
7.8
CVSS
1.4%
EPSS
No
On KEV
Description
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.6, watchOS 8, tvOS 15, iOS 14.8 and iPadOS 14.8, iOS 15 and iPadOS 15. Processing a maliciously crafted image may lead to arbitrary code execution.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 14.8 · source: NVD
MA
macOS · Apple
11.0 before 11.6 · source: NVD
IC
Icloud · Apple
13.0 · source: NVD
TV
Tvos · Apple
before 15.0 · source: NVD
WA
Watchos · Apple
before 8.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-30928
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-30928
support.apple.com
https://support.apple.com/en-us/HT212804
support.apple.com
https://support.apple.com/en-us/HT212807
support.apple.com
https://support.apple.com/en-us/HT212814
support.apple.com
https://support.apple.com/en-us/HT212815
support.apple.com
https://support.apple.com/en-us/HT212819
support.apple.com
https://support.apple.com/kb/HT212953
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