DSA-2022-210: Dell CloudLink Security Update for Multiple Security Vulnerabilities

Summary: Dell CloudLink remediation is available for SSM Agent console access security issue that may be exploited by malicious users to compromise the affected system.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
Check out other resources

Impact

Critical

Details

Proprietary Code CVEs 

Description 

CVSS Base Score 

CVSS Vector String 

CVE-2022-34380

Dell CloudLink 7.1.3 and all earlier versions contain an Authentication Bypass Using an Alternate Path or Channel Vulnerability. A high privileged local attacker may potentially exploit this vulnerability leading to authentication bypass and access the CloudLink system console. This is critical severity vulnerability as it allows attacker to take control of the system. 

9.1 

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H This hyperlink is taking you to a website outside of Dell Technologies.
 

Third-party Component 

CVEs 

More information 

Ubuntu 16.04 ESM: GNU C Library vulnerabilities (USN-5310-2) 

CVE-2021-3999 This hyperlink is taking you to a website outside of Dell Technologies.

See NVD (http://nvd.nist.gov/ This hyperlink is taking you to a website outside of Dell Technologies.) for individual scores for each CVE. 

CVE-2022-23218 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2022-23219 This hyperlink is taking you to a website outside of Dell Technologies.

Ubuntu 16.04 ESM: klibc vulnerabilities (USN-5379-1) 

CVE-2021-31870 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2021-31872 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2021-31873 

CVE-2021-31871 This hyperlink is taking you to a website outside of Dell Technologies.

Ubuntu 16.04 ESM: Rsyslog vulnerability (USN-5404-2) 

CVE-2022-24903 This hyperlink is taking you to a website outside of Dell Technologies.

Ubuntu 16.04 ESM: Linux kernel vulnerabilities (USN-5413-1) 

CVE-2021-4157 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2022-26490 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2022-28390 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2021-39713 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2022-27223 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2020-27820 This hyperlink is taking you to a website outside of Dell Technologies.

Proprietary Code CVEs 

Description 

CVSS Base Score 

CVSS Vector String 

CVE-2022-34380

Dell CloudLink 7.1.3 and all earlier versions contain an Authentication Bypass Using an Alternate Path or Channel Vulnerability. A high privileged local attacker may potentially exploit this vulnerability leading to authentication bypass and access the CloudLink system console. This is critical severity vulnerability as it allows attacker to take control of the system. 

9.1 

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H This hyperlink is taking you to a website outside of Dell Technologies.
 

Third-party Component 

CVEs 

More information 

Ubuntu 16.04 ESM: GNU C Library vulnerabilities (USN-5310-2) 

CVE-2021-3999 This hyperlink is taking you to a website outside of Dell Technologies.

See NVD (http://nvd.nist.gov/ This hyperlink is taking you to a website outside of Dell Technologies.) for individual scores for each CVE. 

CVE-2022-23218 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2022-23219 This hyperlink is taking you to a website outside of Dell Technologies.

Ubuntu 16.04 ESM: klibc vulnerabilities (USN-5379-1) 

CVE-2021-31870 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2021-31872 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2021-31873 

CVE-2021-31871 This hyperlink is taking you to a website outside of Dell Technologies.

Ubuntu 16.04 ESM: Rsyslog vulnerability (USN-5404-2) 

CVE-2022-24903 This hyperlink is taking you to a website outside of Dell Technologies.

Ubuntu 16.04 ESM: Linux kernel vulnerabilities (USN-5413-1) 

CVE-2021-4157 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2022-26490 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2022-28390 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2021-39713 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2022-27223 This hyperlink is taking you to a website outside of Dell Technologies.

CVE-2020-27820 This hyperlink is taking you to a website outside of Dell Technologies.
Dell Technologies recommends all customers consider both the CVSS base score and any relevant temporal and environmental scores that may impact the potential severity associated with a particular security vulnerability.

Affected Products & Remediation

Product Affected Versions Updated Version Link to Update
Dell Cloudlink Versions before 7.1.4 7.1.4 CloudLink Downloads
Product Affected Versions Updated Version Link to Update
Dell Cloudlink Versions before 7.1.4 7.1.4 CloudLink Downloads

Workarounds & Mitigations

Customers can disable SSM Agent following instructions in the Dell article 200819: CloudLink : Disable AWS console access to CloudLink OS.

Revision History

Revision 

Date 

Description 

1.0 

2022-08-01

Initial Release 

Related Information

Dell Security Advisories and Notices
Dell Vulnerability Response Policy
CVSS Scoring Guide

Legal Disclaimer

Products

Product Security Information
Article Properties
Article Number: 000202058
Article Type: Dell Security Advisory
Last Modified: 08 Jun 2023
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.