High severity · published Dec 8, 2020
CVE-2020-9999
A memory corruption issue was addressed with improved state management
7.8
CVSS
8%
EPSS
No
On KEV
Description
A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iTunes for Windows 12.10.9. Processing a maliciously crafted text file 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)8.0% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 14.0 · source: NVD
IC
Icloud · Apple
before 11.5.0 · source: NVD
IT
Itunes · Apple
before 12.10.9 · source: NVD
MO
Mac OS X · Apple
before 11.0.1 · source: NVD
TV
Tvos · Apple
before 14.0 · source: NVD
WA
Watchos · Apple
before 7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9999
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9999
Mailing List
http://seclists.org/fulldisclosure/2020/Dec/32
Vendor Advisory
https://support.apple.com/en-us/HT211931
Vendor Advisory
https://support.apple.com/en-us/HT211952
Vendor Advisory
https://support.apple.com/kb/HT211843
Vendor Advisory
https://support.apple.com/kb/HT211844
Vendor Advisory
https://support.apple.com/kb/HT211850
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