CVE-2021-1870
Apple iOS, iPadOS, and macOS Remote Code Execution - [Actively Exploited]
Description
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..
INFO
Published Date :
April 2, 2021, 7:15 p.m.
Last Modified :
Nov. 21, 2024, 5:45 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
Apple iOS, iPadOS, and macOS WebKit contain an unspecified logic vulnerability that allows a remote attacker to execute code. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
Apply updates per vendor instructions.
https://nvd.nist.gov/vuln/detail/CVE-2021-1870
Public PoC/Exploit Available at Github
CVE-2021-1870 has a 2 public PoC/Exploit
available at Github.
Go to the Public Exploits
tab to see the list.
Affected Products
The following products are affected by CVE-2021-1870
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-2021-1870
.
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).
None
Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.
cisa-kev vulnerability 0day cisa exploits
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-1870
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-1870
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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ Added Reference https://security.gentoo.org/glsa/202104-03 Added Reference https://support.apple.com/en-us/HT212146 Added Reference https://support.apple.com/en-us/HT212147 -
Modified Analysis by [email protected]
Jul. 26, 2024
Action Type Old Value New Value Changed Reference Type https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ No Types Assigned https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ Release Notes Changed Reference Type https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ No Types Assigned https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ Release Notes -
CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725
May. 16, 2024
Action Type Old Value New Value Changed Vulnerability Name Apple iOS, iPadOS, and macOS Remote Code Execution Vulnerability Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Vulnerability -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference Apple Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ [No types assigned] Added Reference Apple Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ [No types assigned] Removed Reference Apple Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ Removed Reference Apple Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ -
Modified Analysis by [email protected]
Jun. 02, 2021
Action Type Old Value New Value Changed Reference Type https://security.gentoo.org/glsa/202104-03 No Types Assigned https://security.gentoo.org/glsa/202104-03 Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:* versions up to (excluding) 2.30.6 Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* -
CVE Modified by [email protected]
May. 01, 2021
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202104-03 [No Types Assigned] -
Initial Analysis by [email protected]
Apr. 12, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ Mailing List, Third Party Advisory Changed Reference Type https://support.apple.com/en-us/HT212146 No Types Assigned https://support.apple.com/en-us/HT212146 Vendor Advisory Changed Reference Type https://support.apple.com/en-us/HT212147 No Types Assigned https://support.apple.com/en-us/HT212147 Vendor Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.4 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.4 *cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* versions from (including) 10.15 up to (excluding) 10.15.7 *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:macos:*:*:*:*:*:*:*:* versions from (including) 11.0.1 up to (excluding) 11.2 -
CVE Modified by [email protected]
Apr. 11, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 04, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/ [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-1870
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-2021-1870
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.90 }} 0.20%
score
0.88237
percentile