Vulnerability Details : CVE-2021-30741
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.
Vulnerability category: Memory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2021-30741
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 18 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-30741
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:P |
8.6
|
4.9
|
NIST |
|
7.1
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H |
1.8
|
5.2
|
NIST |
CWE ids for CVE-2021-30741
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-30741
-
https://support.apple.com/en-us/HT212528
About the security content of iOS 14.6 and iPadOS 14.6 - Apple SupportVendor Advisory
Products affected by CVE-2021-30741
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*