8.2
HIGH
CVE-2021-21522
Dell BIOS Credential Management Vulnerability
Description

Dell BIOS contains a Credentials Management issue. A local authenticated malicious user may potentially exploit this vulnerability to gain access to sensitive information on an NVMe storage by resetting the BIOS password on the system via the Manageability Interface.

INFO

Published Date :

Sept. 28, 2021, 8:15 p.m.

Last Modified :

June 30, 2023, 5:51 p.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

6.0

Exploitability Score :

1.5
Affected Products

The following products are affected by CVE-2021-21522 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 cpg_bios
2 Dell latitude_5285_2-in-1_firmware
3 Dell latitude_5290_2-in-1_firmware
4 Dell latitude_5310_2-in-1_firmware
5 Dell latitude_7210_2-in-1_firmware
6 Dell latitude_7212_rugged_extreme_tablet_firmware
7 Dell latitude_7280_firmware
8 Dell latitude_7290_firmware
9 Dell latitude_7310_firmware
10 Dell latitude_7380_firmware
11 Dell latitude_7389_firmware
12 Dell latitude_7390_firmware
13 Dell latitude_7390_2-in-1_firmware
14 Dell latitude_7410_firmware
15 Dell latitude_7480_firmware
16 Dell latitude_7490_firmware
17 Dell latitude_9410_firmware
18 Dell latitude_9510_firmware
19 Dell precision_3640_tower_firmware
20 Dell precision_5520_firmware
21 Dell precision_5530_2-in-1_firmware
22 Dell xps_15_9575_2-in-1_firmware
23 Dell latitude_7285_firmware
24 Dell latitude_7370_firmware
25 Dell precision_5510_firmware
26 Dell xps_13_9360_firmware
27 Dell xps_13_9370_firmware
28 Dell latitude_7420_firmware
29 Dell latitude_5289_2-in-1_firmware
: Total Affected Vendor : 1 | Products : 29
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-2021-21522.

URL Resource
https://www.dell.com/support/kbdoc/000191495 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-2021-21522 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-21522 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
  • Reanalysis by [email protected]

    Jun. 30, 2023

    Action Type Old Value New Value
    Removed CWE NIST CWE-522
    Added CWE NIST NVD-CWE-noinfo
  • Initial Analysis by [email protected]

    Oct. 04, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://www.dell.com/support/kbdoc/000191495 No Types Assigned https://www.dell.com/support/kbdoc/000191495 Vendor Advisory
    Added CWE NIST CWE-522
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_5285_2-in-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.13.0 OR cpe:2.3:h:dell:latitude_5285_2-in-1:*:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_5289_2-in-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.23.1 OR cpe:2.3:h:dell:latitude_5289_2-in-1:*:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_5310_2-in-1_firmware:1.7.0:*:*:*:*:*:*:* OR cpe:2.3:h:dell:latitude_5310_2-in-1:*:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_5290_2-in-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.16.0 OR cpe:2.3:h:dell:latitude_5290_2-in-1:*:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7210_2-in-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.7.0 OR cpe:2.3:h:dell:latitude_7210_2-in-1:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7212_rugged_extreme_tablet_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.33.0 *cpe:2.3:o:dell:latitude_7212_rugged_extreme_tablet_firmware:1.33.0:*:*:*:*:*:*:* OR cpe:2.3:h:dell:latitude_7212_rugged_extreme_tablet:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7280_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.21.1 *cpe:2.3:o:dell:latitude_7280_firmware:1.21.1:*:*:*:*:*:*:* OR cpe:2.3:h:dell:latitude_7280:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7290_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.20.0 *cpe:2.3:o:dell:latitude_7290_firmware:1.20.0:*:*:*:*:*:*:* OR cpe:2.3:h:dell:latitude_7290:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7285_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.11.0 *cpe:2.3:o:dell:latitude_7285_firmware:1.11.0:*:*:*:*:*:*:* OR cpe:2.3:h:dell:latitude_7285:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7370_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.24.3 *cpe:2.3:o:dell:latitude_7370_firmware:1.24.3:*:*:*:*:*:*:* OR cpe:2.3:h:dell:latitude_7370:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7310_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.7.0 OR cpe:2.3:h:dell:latitude_7310:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7380_firmware:1.21.1:*:*:*:*:*:*:* OR cpe:2.3:h:dell:latitude_7380:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7389_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.23.1 OR cpe:2.3:h:dell:latitude_7389:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7390_firmware:1.20.0:*:*:*:*:*:*:* OR cpe:2.3:h:dell:latitude_7390:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7410_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.7.0 OR cpe:2.3:h:dell:latitude_7410:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7390_2-in-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.19.0 OR cpe:2.3:h:dell:latitude_7390_2-in-1:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7420_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.7.1 OR cpe:2.3:h:dell:latitude_7420:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7480_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.21.1 OR cpe:2.3:h:dell:latitude_7480:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_7490_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.20.1 OR cpe:2.3:h:dell:latitude_7490:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_9410_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.7.0 OR cpe:2.3:h:dell:latitude_9410:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:latitude_9510_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.6.0 OR cpe:2.3:h:dell:latitude_9510:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:precision_3640_tower_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.6.2 OR cpe:2.3:h:dell:precision_3640_tower:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:precision_5520_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.23.1 OR cpe:2.3:h:dell:precision_5520:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:precision_5510_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.17.0 OR cpe:2.3:h:dell:precision_5510:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:precision_5530_2-in-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.14.10 OR cpe:2.3:h:dell:precision_5530_2-in-1:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:xps_13_9360_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.16.0 OR cpe:2.3:h:dell:xps_13_9360:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:xps_13_9370_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.15.0 OR cpe:2.3:h:dell:xps_13_9370:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dell:xps_15_9575_2-in-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.16.2 OR cpe:2.3:h:dell:xps_15_9575_2-in-1:-:*:*:*:*:*:*:*
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-2021-21522 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-2021-21522 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
: