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CVE-2020-9991

Date: December 8, 2020

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.

Language: C

Severity Score

Related Resources (12)

https://support.apple.com/en-us/HT211847
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
https://nvd.nist.gov/vuln/detail/CVE-2020-9991
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-9991
http://seclists.org/fulldisclosure/2020/Dec/32
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E
https://support.apple.com/en-us/HT211850
https://support.apple.com/en-us/HT211844
https://support.apple.com/en-us/HT211843
https://support.apple.com/en-us/HT211931
https://support.apple.com/kb/HT211846
https://www.mend.io/vulnerability-database/CVE-2020-9991

Severity Score

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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