Vulnerability Details : CVE-2020-3837
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be able to execute arbitrary code with kernel privileges.
Vulnerability category: Memory CorruptionExecute code
Products affected by CVE-2020-3837
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
CVE-2020-3837 is in the CISA Known Exploited Vulnerabilities Catalog
CISA vulnerability name:
Apple Multiple Products Memory Corruption Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Apple iOS, iPadOS, macOS, tvOS, and watchOS contain a memory corruption vulnerability that could allow an application to execute code with kernel privileges.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2020-3837
Added on
2022-06-27
Action due date
2022-07-18
Exploit prediction scoring system (EPSS) score for CVE-2020-3837
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 48 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-3837
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2020-3837
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-3837
-
https://support.apple.com/HT210918
About the security content of iOS 13.3.1 and iPadOS 13.3.1 - Apple SupportRelease Notes;Vendor Advisory
-
https://support.apple.com/HT210921
About the security content of watchOS 6.1.2 - Apple SupportRelease Notes;Vendor Advisory
-
https://support.apple.com/HT210919
About the security content of macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra - Apple SupportRelease Notes;Vendor Advisory
-
https://support.apple.com/HT210920
About the security content of tvOS 13.3.1 - Apple SupportRelease Notes;Vendor Advisory
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