Vulnerability Details : CVE-2021-30905
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, tvOS 15.1, watchOS 8.1, Security Update 2021-007 Catalina. Processing a maliciously crafted file may disclose user information.
Products affected by CVE-2021-30905
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:12.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:15.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-30905
0.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-30905
| 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-2021-30905
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-30905
-
https://support.apple.com/en-us/HT212874
About the security content of watchOS 8.1 - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212871
About the security content of Security Update 2021-007 Catalina - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212867
About the security content of iOS 15.1 and iPadOS 15.1 - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212869
About the security content of macOS Monterey 12.0.1 - Apple SupportVendor Advisory
-
https://support.apple.com/kb/HT212872
About the security content of macOS Big Sur 11.6.1 - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212876
About the security content of tvOS 15.1 - Apple SupportVendor Advisory
-
https://support.apple.com/kb/HT212807
About the security content of iOS 14.8 and iPadOS 14.8 - Apple SupportVendor Advisory
-
https://www.zerodayinitiative.com/advisories/ZDI-21-1368/
ZDI-21-1368 | Zero Day InitiativeThird Party Advisory;VDB Entry
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