9.8
CRITICAL
CVE-2021-21507
Dell EMC Networking X-Series and PowerEdge VRTX Switch Module Weak Password Encryption Vulnerability
Description

Dell EMC Networking X-Series firmware versions prior to 3.0.1.8 and Dell EMC PowerEdge VRTX Switch Module firmware versions prior to 2.0.0.82 contain a Weak Password Encryption Vulnerability. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to the disclosure of certain user credentials. The attacker may be able to use the exposed credentials to access the vulnerable system with privileges of the compromised account.

INFO

Published Date :

April 30, 2021, 9:15 p.m.

Last Modified :

May 10, 2021, 7:54 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-21507 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 x1008p_firmware
2 Dell x1018p_firmware
3 Dell x1026p_firmware
4 Dell x1052p_firmware
5 Dell x4012_firmware
6 Dell x1008_firmware
7 Dell x1018_firmware
8 Dell x1026_firmware
9 Dell x1052_firmware
10 Dell r1-2401_firmware
11 Dell r1-2210_firmware
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-2021-21507.

URL Resource
https://www.dell.com/support/kbdoc/000185252 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-2021-21507 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-21507 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
  • Initial Analysis by [email protected]

    May. 10, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    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://www.dell.com/support/kbdoc/000185252 No Types Assigned https://www.dell.com/support/kbdoc/000185252 Patch, Vendor Advisory
    Added CWE NIST CWE-326
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x1008p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x1008p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x1018p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x1018p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x1026p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x1026p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x1052p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x1052p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x4012_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x4012:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:r1-2401_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.0.82 OR cpe:2.3:h:dell:r1-2401:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:r1-2210_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.0.82 OR cpe:2.3:h:dell:r1-2210:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x1008_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x1008:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x1018_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x1018:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x1026_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x1026:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:x1052_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.1.8 OR cpe:2.3:h:dell:x1052:-:*:*:*:*:*:*:*
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-2021-21507 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-2021-21507 weaknesses.

Exploit Prediction

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

0.38 }} 0.04%

score

0.70120

percentile

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