CVE-2020-9999
HIGH
7.8
CVSS Score
Published: December 8, 2020 at 07:32 PM UTC
Updated: June 17, 2026 at 03:28 AM UTC
7 products affected across 1 vendormacOSiPhone OSiPadOS
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Severity
HIGH7.8
Exploit prediction
EPSS 8%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 11.5.0
Affected range stops below 11.5.0, so it looks safe — our inference, not a vendor statement
v < 14.0
Affected range stops below 14.0, so it looks safe — our inference, not a vendor statement
v < 14.0
Affected range stops below 14.0, so it looks safe — our inference, not a vendor statement
v < 12.10.9
Affected range stops below 12.10.9, so it looks safe — our inference, not a vendor statement
v < 11.0v < 11.0.1v < 12.10
Affected range stops below 11.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.0.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 12.10, so it looks safe — our inference, not a vendor statement
v < 14.0
Affected range stops below 14.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (7)
Mailing Listx_refsource_FULLDISCThird Party Advisory
Source: [email protected]
http://seclists.org/fulldisclosure/2020/Dec/32CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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