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9.3
CVSSv2

CVE-2020-27905

Published: 08/12/2020 Updated: 21/07/2021
CVSS v2 Base Score: 9.3 | Impact Score: 10 | Exploitability Score: 8.6
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 828
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
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Vulnerability Summary

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. A malicious application may be able to execute arbitrary code with system privileges.

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apple ipados

apple iphone os

apple tvos

apple watchos

Github Repositories

https://github.com/0x36/oob_events

kernel exploit for Apple iOS 13.X

oob_events The exploit uses two distinct vulnerabilities which I independently discovered and reported to Apple, CVE-2020-27905 which is a race condition leads to OOB read/write via arbitrary 32-bit index,and CVE-2020-9964 which is a kernel information leak bug

References

CWE-787https://support.apple.com/en-us/HT211929https://support.apple.com/en-us/HT211928https://support.apple.com/en-us/HT211930https://nvd.nist.govhttps://github.com/0x36/oob_events
CVSSv2
CVSSv2
CVSSv3
VMScore
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