A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.1, watchOS 8.3, iOS 15.2 and iPadOS 15.2, tvOS 15.2. An attacker in a privileged network position may be able to execute arbitrary code.
Published 2021-08-24 19:15:24
Updated 2022-01-03 16:58:21
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowExecute code

Exploit prediction scoring system (EPSS) score for CVE-2021-30993

0.51%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 76 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-30993

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
NIST
8.1
HIGH CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
2.2
5.9
NIST

CWE ids for CVE-2021-30993

References for CVE-2021-30993

Products affected by CVE-2021-30993

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