6.8
CVSSv2

CVE-2021-1876

Published: 08/09/2021 Updated: 20/09/2021
CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 605
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Vulnerability Summary

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. Processing maliciously crafted web content may lead to arbitrary code execution.

Vulnerability Trend

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apple mac os x 10.14.6

apple mac os x 10.15.7

apple mac os x 10.15.6

apple macos

apple mac os x

Mailing Lists

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-04-26-4 Security Update 2021-003 Mojave Security Update 2021-003 Mojave addresses the following issues Information about the security content is also available at supportapplecom/HT212327 APFS Available for: macOS Mojave Impact: A local user may be able to read arbitrary f ...
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-04-26-2 macOS Big Sur 113 macOS Big Sur 113 addresses the following issues Information about the security content is also available at supportapplecom/HT212325 APFS Available for: macOS Big Sur Impact: A local attacker may be able to elevate their privileges Description: ...
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-04-26-3 Security Update 2021-002 Catalina Security Update 2021-002 Catalina addresses the following issues Information about the security content is also available at supportapplecom/HT212326 APFS Available for: macOS Catalina Impact: A local user may be able to read arbit ...