← back
CVE-2020-9991

CVE-2020-9991

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 2.8%
exploitation probability
2.8%top 14% of all CVEs
observed exploitation
nono source reports it
This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, iOS 14.0 and iPadOS 14.0, iCloud for Windows 7.21, tvOS 14.0. A remote attacker may be able to cause a denial of service.
Affected products
Apple · iCloud for WindowsApple · iOS and iPadOSApple · macOSApple · tvOSApple · watchOS
References
http://seclists.org/fulldisclosure/2020/Dec/32https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3Ehttps://support.apple.com/en-us/HT211843https://support.apple.com/en-us/HT211844https://support.apple.com/en-us/HT211847https://support.apple.com/en-us/HT211850https://support.apple.com/en-us/HT211931https://support.apple.com/kb/HT211846