CVE-2021-40723
Adobe Acrobat Reader DC Out-of-Bounds Read Vulnerability
Description
Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
INFO
Published Date :
Sept. 7, 2023, 1:15 p.m.
Last Modified :
Nov. 21, 2024, 6:24 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
Affected Products
The following products are affected by CVE-2021-40723
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-2021-40723.
| URL | Resource |
|---|---|
| https://helpx.adobe.com/security/products/acrobat/apsb21-09.html | Vendor Advisory |
| https://helpx.adobe.com/security/products/acrobat/apsb21-09.html | Vendor 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-2021-40723 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-40723 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://helpx.adobe.com/security/products/acrobat/apsb21-09.html -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Nov. 15, 2023
Action Type Old Value New Value Changed CPE Configuration AND OR *cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:* versions from (including) 2020 up to (excluding) 2020.001.30020 *cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:* versions up to (excluding) 2020.001.30020 *cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* versions up to (excluding) 2021.001.20135 *cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:* versions up to (excluding) 2017.011.30190 *cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:* versions from (including) 2020 up to (excluding) 2020.001.30020 *cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* versions up to (excluding) 2021.001.20135 OR cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* AND OR *cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:* versions from (including) 20.0 up to (excluding) 20.001.30020 *cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:* versions up to (excluding) 20.001.30020 *cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* versions up to (excluding) 21.001.20135 *cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:* versions up to (excluding) 17.011.30190 *cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:* versions from (including) 20.0 up to (excluding) 20.001.30020 *cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* versions up to (excluding) 21.001.20135 OR cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* -
Initial Analysis by [email protected]
Sep. 12, 2023
Action Type Old Value New Value Changed Reference Type https://helpx.adobe.com/security/products/acrobat/apsb21-09.html No Types Assigned https://helpx.adobe.com/security/products/acrobat/apsb21-09.html Vendor Advisory Added CPE Configuration AND OR *cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:* versions from (including) 2020 up to (excluding) 2020.001.30020 *cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:* versions up to (excluding) 2020.001.30020 *cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:* versions up to (excluding) 2021.001.20135 *cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:* versions up to (excluding) 2017.011.30190 *cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:* versions from (including) 2020 up to (excluding) 2020.001.30020 *cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:* versions up to (excluding) 2021.001.20135 OR cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-40723 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-2021-40723
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.06 }} -0.05%
score
0.26528
percentile