CVE-2021-1546 Explained : Impact and Mitigation
Discover the impact of CVE-2021-1546, a vulnerability in Cisco SD-WAN Software allowing an attacker to access sensitive information. Learn about affected systems and mitigation steps.
A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to access sensitive information through improper protections on file access.
Understanding CVE-2021-1546
This CVE involves an information disclosure vulnerability in Cisco SD-WAN Software that could be exploited by a local attacker to access sensitive data.
What is CVE-2021-1546?
CVE-2021-1546 is a vulnerability in the CLI of Cisco SD-WAN Software that allows an authenticated, local attacker to retrieve portions of arbitrary files, potentially leading to the disclosure of sensitive information.
The Impact of CVE-2021-1546
The vulnerability poses a medium severity risk with high confidentiality impact, as an attacker could access sensitive data through the CLI.
Technical Details of CVE-2021-1546
The vulnerability affects Cisco SD-WAN Solution from the vendor Cisco. The affected version details are not applicable.
Vulnerability Description
The vulnerability in Cisco SD-WAN Software arises from inadequate protections on file access through the CLI, enabling attackers to target arbitrary files on the local system.
Affected Systems and Versions
The vulnerability impacts Cisco SD-WAN Solution with no specific affected versions mentioned.
Exploitation Mechanism
An attacker can exploit this vulnerability by executing a CLI command that points to a chosen file on the local system, allowing them to retrieve parts of the file.
Mitigation and Prevention
It is crucial to take immediate steps to address the CVE and implement long-term security practices to safeguard against similar vulnerabilities.
Immediate Steps to Take
Users are advised to stay updated with security advisories from Cisco and apply relevant patches or mitigations provided by the vendor.
Long-Term Security Practices
To enhance security posture, organizations should enforce strict access controls, conduct regular security audits, and educate users on the importance of cybersecurity.
Patching and Updates
Cisco may release patches or updates to address the vulnerability. It is recommended to patch affected systems as soon as updates are available.