CVE-2020-27926

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.2 and iPadOS 14.2. Processing maliciously crafted web content may lead to arbitrary code execution.

References

http://seclists.org/fulldisclosure/2020/Dec/26

https://support.apple.com/en-us/HT211929

https://support.apple.com/kb/HT212011

Details

Source: MITRE

Published: 2020-12-08

Updated: 2021-03-10

Type: CWE-416

Risk Information

CVSS v2

Base Score: 9.3

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 8.6

Severity: HIGH

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Tenable Plugins

View all (2 total)

IDNameProductFamilySeverity
144453macOS 10.14.x < 10.14.6 Security Update 2020-007 / 10.15.x < 10.15.7 Security Update 2020-001 / macOS 11.x < 11.1 (HT212011)NessusMacOS X Local Security Checks
high
142881Apple iOS < 14.2 Multiple VulnerabilitiesNessusMobile Devices
high