CVE-2020-3837 KEV EXPLOIT
7.8
HIGH · CVSS 3.1 · EPSS 14.7% (pctl 97)
Patch first
On CISA KEV — known exploited in the wild, due 2022-07-18.
Description
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.
Scoring
| CVSS | 7.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 14.72% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-787 |
| On CISA KEV | yes — remediate by 2022-07-18 |
| Public exploit | yes |
| Published | 2020-02-27 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Apple Multiple Products Memory Corruption Vulnerability |
|---|---|
| Added | 2022-06-27 |
| Due | 2022-07-18 |
| Vendor / product | Apple / Multiple Products |
| Ransomware use | none reported |
Affected (5)
| Vendor | Product |
|---|---|
| apple | ipados |
| apple | iphone os |
| apple | mac os x |
| apple | tvos |
| apple | watchos |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | iOS/macOS - Out-of-Bounds Timestamp Write in IOAccelCommandQueue2::processSegmentKernelCommand() | 2020-02-10 |
References
- https://support.apple.com/HT210918
- https://support.apple.com/HT210919
- https://support.apple.com/HT210920
- https://support.apple.com/HT210921
- https://support.apple.com/HT210918
- https://support.apple.com/HT210919
- https://support.apple.com/HT210920
- https://support.apple.com/HT210921
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3837
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