Vulnerability Details : CVE-2021-30848
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, Safari 15, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to code execution.
Vulnerability category: Memory Corruption
Products affected by CVE-2021-30848
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-30848
0.43%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 60 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-30848
| 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 | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-30848
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-30848
-
http://www.openwall.com/lists/oss-security/2021/10/27/2
oss-security - Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006Mailing List
-
http://seclists.org/fulldisclosure/2021/Oct/60
Full Disclosure: APPLE-SA-2021-10-26-8 Additional information for APPLE-SA-2021-09-20-5 Safari 15Mailing List;Third Party Advisory
-
https://support.apple.com/kb/HT212869
About the security content of macOS Monterey 12.0.1 - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212807
About the security content of iOS 14.8 and iPadOS 14.8 - Apple SupportVendor Advisory
-
https://support.apple.com/en-us/HT212814
About the security content of iOS 15 and iPadOS 15 - Apple SupportVendor Advisory
-
http://www.openwall.com/lists/oss-security/2021/10/27/4
oss-security - Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006Mailing List
-
http://www.openwall.com/lists/oss-security/2021/10/27/1
oss-security - Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006Mailing List
-
http://seclists.org/fulldisclosure/2021/Oct/61
Full Disclosure: APPLE-SA-2021-10-26-9 Additional information for APPLE-SA-2021-09-20-1 iOS 15 and iPadOS 15Mailing List;Third Party Advisory
-
https://support.apple.com/en-us/HT212816
About the security content of Safari 15 - Apple SupportVendor Advisory
-
http://www.openwall.com/lists/oss-security/2021/10/26/9
oss-security - WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006Mailing List
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