CVE-2021-4327
SerenityOS Integer Overflow Vulnerability in initialize_typed_array_from_array_buffer
Description
A vulnerability was found in SerenityOS. It has been rated as critical. Affected by this issue is the function initialize_typed_array_from_array_buffer in the library Userland/Libraries/LibJS/Runtime/TypedArray.cpp. The manipulation leads to integer overflow. The exploit has been disclosed to the public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The patch is identified as f6c6047e49f1517778f5565681fb64750b14bf60. It is recommended to apply a patch to fix this issue. VDB-222074 is the identifier assigned to this vulnerability.
INFO
Published Date :
March 1, 2023, 11:15 a.m.
Last Modified :
Nov. 21, 2024, 6:37 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2021-4327 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2021-4327.
| URL | Resource |
|---|---|
| https://devcraft.io/2021/02/11/serenityos-writing-a-full-chain-exploit.html | Exploit Third Party Advisory |
| https://github.com/SerenityOS/serenity/commit/f6c6047e49f1517778f5565681fb64750b14bf60 | Patch |
| https://vuldb.com/?ctiid.222074 | Permissions Required Third Party Advisory |
| https://vuldb.com/?id.222074 | Permissions Required Third Party Advisory |
| https://devcraft.io/2021/02/11/serenityos-writing-a-full-chain-exploit.html | Exploit Third Party Advisory |
| https://github.com/SerenityOS/serenity/commit/f6c6047e49f1517778f5565681fb64750b14bf60 | Patch |
| https://vuldb.com/?ctiid.222074 | Permissions Required Third Party Advisory |
| https://vuldb.com/?id.222074 | Permissions Required 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).
None
Python C++ Dockerfile Makefile Shell C CMake JavaScript HTML CSS
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-4327 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-4327 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://devcraft.io/2021/02/11/serenityos-writing-a-full-chain-exploit.html Added Reference https://github.com/SerenityOS/serenity/commit/f6c6047e49f1517778f5565681fb64750b14bf60 Added Reference https://vuldb.com/?ctiid.222074 Added Reference https://vuldb.com/?id.222074 -
CVE Modified by [email protected]
May. 17, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Apr. 11, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Mar. 21, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 29, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Removed CVSS V3 VulDB AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V3.1 VulDB AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L -
Modified Analysis by [email protected]
Oct. 30, 2023
Action Type Old Value New Value Added CWE NIST CWE-190 -
CVE Modified by [email protected]
Oct. 20, 2023
Action Type Old Value New Value Changed Description A vulnerability was found in SerenityOS. It has been rated as critical. Affected by this issue is the function initialize_typed_array_from_array_buffer in the library Userland/Libraries/LibJS/Runtime/TypedArray.cpp. The manipulation leads to integer overflow. The exploit has been disclosed to the public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The name of the patch is f6c6047e49f1517778f5565681fb64750b14bf60. It is recommended to apply a patch to fix this issue. VDB-222074 is the identifier assigned to this vulnerability. A vulnerability was found in SerenityOS. It has been rated as critical. Affected by this issue is the function initialize_typed_array_from_array_buffer in the library Userland/Libraries/LibJS/Runtime/TypedArray.cpp. The manipulation leads to integer overflow. The exploit has been disclosed to the public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The patch is identified as f6c6047e49f1517778f5565681fb64750b14bf60. It is recommended to apply a patch to fix this issue. VDB-222074 is the identifier assigned to this vulnerability. -
Initial Analysis by [email protected]
Mar. 13, 2023
Action Type Old Value New Value 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://devcraft.io/2021/02/11/serenityos-writing-a-full-chain-exploit.html No Types Assigned https://devcraft.io/2021/02/11/serenityos-writing-a-full-chain-exploit.html Exploit, Third Party Advisory Changed Reference Type https://github.com/SerenityOS/serenity/commit/f6c6047e49f1517778f5565681fb64750b14bf60 No Types Assigned https://github.com/SerenityOS/serenity/commit/f6c6047e49f1517778f5565681fb64750b14bf60 Patch Changed Reference Type https://vuldb.com/?ctiid.222074 No Types Assigned https://vuldb.com/?ctiid.222074 Permissions Required, Third Party Advisory Changed Reference Type https://vuldb.com/?id.222074 No Types Assigned https://vuldb.com/?id.222074 Permissions Required, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:serenityos:serenityos:*:*:*:*:*:*:*:* versions up to (excluding) 2021-01-27
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-4327 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-2021-4327
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.07 }} -0.09%
score
0.17524
percentile