CVE-2020-9894 : An out-of-bounds read was addressed with improved input validation. This issue i

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

Published 2020-10-16 17:15:16

Updated 2023-01-09 16:41:59

Source Apple Inc.

View at NVD, CVE.org

Products affected by CVE-2020-9894

Apple » Safari
Versions before (<) 13.1.2
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
Matching versions
Apple » Itunes » For Windows
Versions before (<) 12.10.8
cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*
Matching versions
Apple » Iphone Os
Versions before (<) 13.6
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Matching versions
Apple » Watchos
Versions before (<) 6.2.8
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Matching versions
Apple » Icloud » For Windows
Versions from including (>=) 11.0 and before (<) 11.3
cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*
Matching versions
Apple » Icloud » For Windows
Versions before (<) 7.20
cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*
Matching versions
Apple » Tvos
Versions before (<) 13.4.8
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Matching versions
Apple » Ipados
Versions before (<) 13.6
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2020-9894

EPSS FAQ

0.19%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 38 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-9894

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:P/I:N/A:N	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
4.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	2.8	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: Low Integrity: None Availability: None

CWE ids for CVE-2020-9894

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-9894

https://support.apple.com/HT211292

About the security content of Safari 13.1.2 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT211288

About the security content of iOS 13.6 and iPadOS 13.6 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT211291

About the security content of watchOS 6.2.8 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT211290

About the security content of tvOS 13.4.8 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT211294

About the security content of iCloud for Windows 11.3 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT211295

About the security content of iCloud for Windows 7.20 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT211293

About the security content of iTunes 12.10.8 for Windows - Apple Support
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2020-9894

Products affected by CVE-2020-9894

Exploit prediction scoring system (EPSS) score for CVE-2020-9894

CVSS scores for CVE-2020-9894

CWE ids for CVE-2020-9894

References for CVE-2020-9894