Learn about CVE-2020-3447, an information disclosure vulnerability in Cisco Email Security Appliance and Content Security Management Appliance. Find out the impact, affected systems, and mitigation steps.
A vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance (ESA) and Cisco AsyncOS for Cisco Content Security Management Appliance (SMA) could allow an authenticated, remote attacker to access sensitive information on an affected device.
Understanding CVE-2020-3447
This CVE involves an information disclosure vulnerability in Cisco Email Security Appliance and Cisco Content Security Management Appliance.
What is CVE-2020-3447?
The vulnerability allows a remote attacker with valid credentials to access specific log files on the affected device, potentially obtaining sensitive data, including user credentials.
The Impact of CVE-2020-3447
The vulnerability has a CVSS base score of 5.5, indicating a medium severity issue. If exploited, it could lead to unauthorized access to sensitive information.
Technical Details of CVE-2020-3447
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability is caused by excessive verbosity in certain log subscriptions, enabling attackers to access sensitive information on the affected devices.
Affected Systems and Versions
Exploitation Mechanism
Mitigation and Prevention
Protecting systems from CVE-2020-3447 is crucial to maintaining security.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates