CVE-2021-30849
Apple Safari Memory Corruption Vulnerability
Description
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, watchOS 8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, iTunes 12.12 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.
INFO
Published Date :
Oct. 19, 2021, 2:15 p.m.
Last Modified :
Nov. 23, 2021, 8:20 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
Affected Products
The following products are affected by CVE-2021-30849
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-30849.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-30849 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-30849 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Nov. 23, 2021
Action Type Old Value New Value Changed Reference Type http://seclists.org/fulldisclosure/2021/Oct/60 No Types Assigned http://seclists.org/fulldisclosure/2021/Oct/60 Mailing List, Third Party Advisory Changed Reference Type http://seclists.org/fulldisclosure/2021/Oct/61 No Types Assigned http://seclists.org/fulldisclosure/2021/Oct/61 Mailing List, Third Party Advisory Changed Reference Type http://seclists.org/fulldisclosure/2021/Oct/62 No Types Assigned http://seclists.org/fulldisclosure/2021/Oct/62 Mailing List, Third Party Advisory Changed Reference Type http://seclists.org/fulldisclosure/2021/Oct/63 No Types Assigned http://seclists.org/fulldisclosure/2021/Oct/63 Mailing List, Third Party Advisory Changed Reference Type http://www.openwall.com/lists/oss-security/2021/10/26/9 No Types Assigned http://www.openwall.com/lists/oss-security/2021/10/26/9 Mailing List Changed Reference Type http://www.openwall.com/lists/oss-security/2021/10/27/1 No Types Assigned http://www.openwall.com/lists/oss-security/2021/10/27/1 Mailing List Changed Reference Type http://www.openwall.com/lists/oss-security/2021/10/27/2 No Types Assigned http://www.openwall.com/lists/oss-security/2021/10/27/2 Mailing List Changed Reference Type http://www.openwall.com/lists/oss-security/2021/10/27/4 No Types Assigned http://www.openwall.com/lists/oss-security/2021/10/27/4 Mailing List Changed Reference Type https://support.apple.com/kb/HT212869 No Types Assigned https://support.apple.com/kb/HT212869 Vendor Advisory Changed Reference Type https://support.apple.com/kb/HT212953 No Types Assigned https://support.apple.com/kb/HT212953 Vendor Advisory Changed CPE Configuration OR *cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* versions up to (excluding) 12.12 *cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* versions up to (excluding) 15.0 *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions up to (excluding) 14.8 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8 *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions up to (excluding) 15.0 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions up to (excluding) 8.0 OR *cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* versions up to (excluding) 12.12 *cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* versions up to (excluding) 15.0 *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions up to (excluding) 14.8 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (excluding) 12.0.1 *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions up to (excluding) 15.0 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions up to (excluding) 8.0 -
CVE Modified by [email protected]
Nov. 19, 2021
Action Type Old Value New Value Added Reference https://support.apple.com/kb/HT212869 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 10, 2021
Action Type Old Value New Value Added Reference https://support.apple.com/kb/HT212953 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 27, 2021
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2021/10/27/4 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 27, 2021
Action Type Old Value New Value Added Reference http://seclists.org/fulldisclosure/2021/Oct/63 [No Types Assigned] Added Reference http://seclists.org/fulldisclosure/2021/Oct/62 [No Types Assigned] Added Reference http://seclists.org/fulldisclosure/2021/Oct/61 [No Types Assigned] Added Reference http://seclists.org/fulldisclosure/2021/Oct/60 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 27, 2021
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2021/10/27/2 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 27, 2021
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2021/10/27/1 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 26, 2021
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2021/10/26/9 [No Types Assigned] -
Initial Analysis by [email protected]
Oct. 25, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Changed Reference Type https://support.apple.com/en-us/HT212807 No Types Assigned https://support.apple.com/en-us/HT212807 Vendor Advisory Changed Reference Type https://support.apple.com/en-us/HT212814 No Types Assigned https://support.apple.com/en-us/HT212814 Vendor Advisory Changed Reference Type https://support.apple.com/en-us/HT212815 No Types Assigned https://support.apple.com/en-us/HT212815 Vendor Advisory Changed Reference Type https://support.apple.com/en-us/HT212816 No Types Assigned https://support.apple.com/en-us/HT212816 Vendor Advisory Changed Reference Type https://support.apple.com/en-us/HT212817 No Types Assigned https://support.apple.com/en-us/HT212817 Vendor Advisory Changed Reference Type https://support.apple.com/en-us/HT212819 No Types Assigned https://support.apple.com/en-us/HT212819 Vendor Advisory Added CWE NIST CWE-787 Added CPE Configuration OR *cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* versions up to (excluding) 12.12 *cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* versions up to (excluding) 15.0 *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions up to (excluding) 14.8 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8 *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions up to (excluding) 15.0 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions up to (excluding) 8.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-30849 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-30849
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.14 }} 0.02%
score
0.50752
percentile