A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.
Published 2020-12-08 22:15:19
Updated 2023-01-09 16:41:59
Source Apple Inc.
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

Threat overview for CVE-2020-27918

Top countries where our scanners detected CVE-2020-27918
Top open port discovered on systems with this issue 3689
IPs affected by CVE-2020-27918 46
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2020-27918!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2020-27918

Probability of exploitation activity in the next 30 days: 0.15%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 51 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2020-27918

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
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-2020-27918

  • Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-27918

Products affected by CVE-2020-27918

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