7.8
HIGH
CVE-2021-36277
Dell Command|Update Alienware Update Cryptographic Signature Verification Vulnerability (Arbitrary Code Execution)
Description

Dell Command | Update, Dell Update, and Alienware Update versions before 4.3 contains an Improper Verification of Cryptographic Signature Vulnerability. A local authenticated malicious user may exploit this vulnerability by executing arbitrary code on the system.

INFO

Published Date :

Aug. 9, 2021, 9:15 p.m.

Last Modified :

Nov. 21, 2024, 6:13 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2021-36277 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.

ID Vendor Product Action
1 Dell alienware_command_center
2 Dell alienware_command_center_application
3 Dell command_\|_update
4 Dell update\/alienware_update
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-2021-36277.

URL Resource
https://www.dell.com/support/kbdoc/000190110 Patch Vendor Advisory
https://www.dell.com/support/kbdoc/000190110 Patch 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-2021-36277 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-36277 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://www.dell.com/support/kbdoc/000190110
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Feb. 10, 2023

    Action Type Old Value New Value
    Changed Reference Type https://www.dell.com/support/kbdoc/000190110 No Types Assigned https://www.dell.com/support/kbdoc/000190110 Patch, Vendor Advisory
    Changed CPE Configuration OR *cpe:2.3:a:dell:command_\|_update:*:*:*:*:*:*:*:* versions up to (including) 4.3.0 *cpe:2.3:a:dell:update\/alienware_update:*:*:*:*:*:*:*:* versions up to (excluding) 4.3.0 OR *cpe:2.3:a:dell:alienware_command_center_application:*:*:*:*:*:*:*:* versions up to (excluding) 5.4.35.0 *cpe:2.3:a:dell:command_\|_update:*:*:*:*:*:*:*:* versions up to (excluding) 4.3.0 *cpe:2.3:a:dell:update\/alienware_update:*:*:*:*:*:*:*:* versions up to (excluding) 4.3.0
  • CVE Modified by [email protected]

    Sep. 02, 2022

    Action Type Old Value New Value
    Changed Description Dell Command Update, Dell Update, and Alienware Update versions prior to 4.3 contains a Improper Certificate Verification vulnerability. A local authenticated malicious user could exploit this vulnerability by modifying local configuration files in order to execute arbitrary code on the system. Dell Command | Update, Dell Update, and Alienware Update versions before 4.3 contains an Improper Verification of Cryptographic Signature Vulnerability. A local authenticated malicious user may exploit this vulnerability by executing arbitrary code on the system.
    Removed Reference https://www.dell.com/support/kbdoc/en-us/000190110 [Patch, Vendor Advisory]
    Added Reference https://www.dell.com/support/kbdoc/000190110 [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 17, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.dell.com/support/kbdoc/en-us/000190110 No Types Assigned https://www.dell.com/support/kbdoc/en-us/000190110 Patch, Vendor Advisory
    Added CWE NIST CWE-347
    Added CPE Configuration OR *cpe:2.3:a:dell:command_\|_update:*:*:*:*:*:*:*:* versions up to (including) 4.3.0 *cpe:2.3:a:dell:update\/alienware_update:*:*:*:*:*:*:*:* versions up to (excluding) 4.3.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-36277 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-2021-36277 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.05635

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability