A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. Parsing a maliciously crafted audio file may lead to disclosure of user information.
Published 2021-08-24 19:15:22
Updated 2022-01-03 16:26:09
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Overflow

Exploit prediction scoring system (EPSS) score for CVE-2021-30963

0.10%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-30963

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
MEDIUM AV:N/AC:M/Au:N/C:P/I:N/A:N
8.6
2.9
NIST
5.5
MEDIUM CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
1.8
3.6
NIST

CWE ids for CVE-2021-30963

References for CVE-2021-30963

Products affected by CVE-2021-30963

  • Apple » Mac Os X
    Versions from including (>=) 10.15 and up to, including, (<=) 10.15.7
    cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
  • Apple » Mac Os X » Version: 10.15.7 Update Security Update 2020-001
    cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
  • Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-001
    cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
  • Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-002
    cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
  • Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-003
    cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
  • Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-004
    cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
  • Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-005
    cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
  • Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-006
    cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
  • Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-007
    cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
  • Apple » Macos
    Versions from including (>=) 11.0 and before (<) 11.6.2
    cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
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