Mitigation Instructions for Adobe ColdFusion CVE-2023-29300
SUBJECT: CVE-2023-29300: Adobe ColdFusion Deserialization of Untrusted Data Vulnerability - Detailed Mitigation Guide
1 min read
CyRisk Vulnerability Management Team : Mar 1, 2024 9:37:58 AM
Security Advisory: Preventing Unauthorized Mail Relaying on SMTP Server
The SMTP server configured on the remote host is operating as an open relay, potentially allowing unauthorized individuals to send bulk emails through your infrastructure. This vulnerability could result in network bandwidth abuse, risk of being blacklisted, and reputational damage.
Access Control Configuration:
Implement Email Authentication Techniques:
Monitoring and Auditing:
To confirm the mitigation is effective, attempt to relay an email from an unauthorized external network or account to verify that the server rejects the attempt. Additionally, regularly consult security resources and updates to stay informed about new threats and mitigation strategies.
Addressing the open mail relaying issue is critical to safeguarding your organization's email infrastructure against misuse. By implementing robust access controls, adopting email authentication standards, and maintaining vigilant monitoring practices, the risk associated with unauthorized mail relaying can be significantly mitigated, preserving the integrity and reliability of your email services.
SUBJECT: CVE-2023-29300: Adobe ColdFusion Deserialization of Untrusted Data Vulnerability - Detailed Mitigation Guide
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