CVE-2020-9951
Safari Use-After-Free Arbitrary Code Execution Vulnerability
Description
A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.
INFO
Published Date :
Oct. 16, 2020, 5:15 p.m.
Last Modified :
July 23, 2022, 10:14 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
2.8
Affected Products
The following products are affected by CVE-2020-9951
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-2020-9951.
| URL | Resource |
|---|---|
| http://seclists.org/fulldisclosure/2020/Nov/18 | Mailing List Third Party Advisory |
| http://seclists.org/fulldisclosure/2020/Nov/19 | Mailing List Third Party Advisory |
| http://seclists.org/fulldisclosure/2020/Nov/20 | Mailing List Third Party Advisory |
| http://seclists.org/fulldisclosure/2020/Nov/22 | Mailing List Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2020/11/23/3 | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/202012-10 | Third Party Advisory |
| https://support.apple.com/HT211845 | Release Notes Vendor Advisory |
| https://support.apple.com/kb/HT211843 | Vendor Advisory |
| https://support.apple.com/kb/HT211844 | Vendor Advisory |
| https://support.apple.com/kb/HT211850 | Vendor Advisory |
| https://support.apple.com/kb/HT211935 | Vendor Advisory |
| https://support.apple.com/kb/HT211952 | Vendor Advisory |
| https://www.debian.org/security/2020/dsa-4797 | Third Party Advisory |
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-2020-9951 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-9951 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]
Jul. 23, 2022
Action Type Old Value New Value Changed Reference Type http://seclists.org/fulldisclosure/2020/Nov/18 No Types Assigned http://seclists.org/fulldisclosure/2020/Nov/18 Mailing List, Third Party Advisory Changed Reference Type http://seclists.org/fulldisclosure/2020/Nov/19 No Types Assigned http://seclists.org/fulldisclosure/2020/Nov/19 Mailing List, Third Party Advisory Changed Reference Type http://seclists.org/fulldisclosure/2020/Nov/20 No Types Assigned http://seclists.org/fulldisclosure/2020/Nov/20 Mailing List, Third Party Advisory Changed Reference Type http://seclists.org/fulldisclosure/2020/Nov/22 No Types Assigned http://seclists.org/fulldisclosure/2020/Nov/22 Mailing List, Third Party Advisory Changed Reference Type http://www.openwall.com/lists/oss-security/2020/11/23/3 No Types Assigned http://www.openwall.com/lists/oss-security/2020/11/23/3 Mailing List, Third Party Advisory Changed Reference Type https://security.gentoo.org/glsa/202012-10 No Types Assigned https://security.gentoo.org/glsa/202012-10 Third Party Advisory Changed Reference Type https://support.apple.com/kb/HT211843 No Types Assigned https://support.apple.com/kb/HT211843 Vendor Advisory Changed Reference Type https://support.apple.com/kb/HT211844 No Types Assigned https://support.apple.com/kb/HT211844 Vendor Advisory Changed Reference Type https://support.apple.com/kb/HT211850 No Types Assigned https://support.apple.com/kb/HT211850 Vendor Advisory Changed Reference Type https://support.apple.com/kb/HT211935 No Types Assigned https://support.apple.com/kb/HT211935 Vendor Advisory Changed Reference Type https://support.apple.com/kb/HT211952 No Types Assigned https://support.apple.com/kb/HT211952 Vendor Advisory Changed Reference Type https://www.debian.org/security/2020/dsa-4797 No Types Assigned https://www.debian.org/security/2020/dsa-4797 Third Party Advisory Changed CPE Configuration OR *cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* versions up to (excluding) 14.0 OR *cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* versions up to (excluding) 11.5 *cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* versions up to (excluding) 12.10.9 *cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* versions up to (excluding) 14.0 *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions up to (excluding) 14.0 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.0 *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions up to (excluding) 14.0 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions up to (excluding) 7.0 Added CPE Configuration OR *cpe:2.3:a:webkit:webkitgtk\+:*:*:*:*:*:*:*:* versions up to (including) 2.30.3 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 23, 2020
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202012-10 [No Types Assigned] -
CVE Modified by [email protected]
Dec. 02, 2020
Action Type Old Value New Value Added Reference https://support.apple.com/kb/HT211935 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 25, 2020
Action Type Old Value New Value Added Reference https://www.debian.org/security/2020/dsa-4797 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 23, 2020
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2020/11/23/3 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 15, 2020
Action Type Old Value New Value Added Reference http://seclists.org/fulldisclosure/2020/Nov/19 [No Types Assigned] Added Reference http://seclists.org/fulldisclosure/2020/Nov/18 [No Types Assigned] Added Reference http://seclists.org/fulldisclosure/2020/Nov/22 [No Types Assigned] Added Reference http://seclists.org/fulldisclosure/2020/Nov/20 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 13, 2020
Action Type Old Value New Value Added Reference https://support.apple.com/kb/HT211952 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 13, 2020
Action Type Old Value New Value Added Reference https://support.apple.com/kb/HT211843 [No Types Assigned] Added Reference https://support.apple.com/kb/HT211850 [No Types Assigned] Added Reference https://support.apple.com/kb/HT211844 [No Types Assigned] -
Initial Analysis by [email protected]
Oct. 20, 2020
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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Changed Reference Type https://support.apple.com/HT211845 No Types Assigned https://support.apple.com/HT211845 Release Notes, Vendor Advisory Added CWE NIST CWE-416 Added CPE Configuration OR *cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* versions up to (excluding) 14.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-9951 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-2020-9951
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.42 }} 0.05%
score
0.74388
percentile