CVE-2021-36277 : Vulnerability Insights and Analysis
Learn about CVE-2021-36277 impacting Dell Command | Update and Alienware software versions before 4.3, allowing local attackers to execute arbitrary code. Know the impact and mitigation steps.
This article provides an in-depth analysis of CVE-2021-36277, a vulnerability found in Dell Command | Update, Dell Update, and Alienware Update versions before 4.3, allowing local authenticated malicious users to execute arbitrary code on the system.
Understanding CVE-2021-36277
In August 2021, CVE-2021-36277 was published, highlighting an Improper Verification of Cryptographic Signature Vulnerability in certain Dell software versions.
What is CVE-2021-36277?
The vulnerability affects Alienware Command Center (AWCC) by Dell, specifically versions prior to 4.3. It enables a local authenticated attacker to execute arbitrary code on the vulnerable system.
The Impact of CVE-2021-36277
With a CVSS base score of 7.8, this high-severity vulnerability poses significant risks, including potential loss of confidentiality, integrity, and availability of the affected systems.
Technical Details of CVE-2021-36277
The following technical details provide deeper insights into the vulnerability.
Vulnerability Description
CVE-2021-36277 involves an Improper Verification of Cryptographic Signature, allowing attackers to execute arbitrary code locally.
Affected Systems and Versions
The vulnerability impacts Alienware Command Center (AWCC) versions earlier than 4.3.
Exploitation Mechanism
A local authenticated malicious user can exploit this flaw to run arbitrary code on the system.
Mitigation and Prevention
To safeguard systems from CVE-2021-36277, the following steps should be taken.
Immediate Steps to Take
- Upgrade Dell Command | Update, Dell Update, and Alienware Update to version 4.3 or newer.
- Ensure users have limited privileges to minimize the risk of exploitation.
Long-Term Security Practices
- Regularly update software and firmware to address known vulnerabilities.
- Implement strong password policies and multi-factor authentication.
Patching and Updates
Stay informed about security updates from Dell and apply patches promptly to mitigate the risk of exploitation.