Securing the Nation's Digital Infrastructure

A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 16.04 LTS Summary: Several security issues were fixed in Tomcat. Software Description: tomcat8 – Servlet and JSP engine Details: It was discovered that Tomcat incorrectly handled the RMI registry when configured with the JMX Remote Lifecycle Listener. A local attacker could possibly use this issue to …

Multiple vulnerabilities have been discovered in PHP, the most severe of which could allow for arbitrary code execution. PHP is a programming language originally designed for use in web-based applications with HTML content. PHP supports a wide variety of platforms and is used by numerous web-based software applications. Successfully exploiting the most severe of these …

Cisco has released security updates to address a vulnerability affecting the email message of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA). This could allow an unauthenticated, remote attacker to bypass configured filters on the device. An attacker could exploit this vulnerability by sending a crafted email message to a recipient protected by the …

Cisco has released security updates to address a vulnerability affecting Cisco Webex Meetings Suite and Cisco Webex Meetings Online. A remote attacker could exploit this vulnerability to obtain sensitive information. TT-CSIRT encourages users and administrators to review Cisco Security Advisory and apply the necessary updates. https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200124-webex-unauthjoin    

The Samba Team has released security updates to address vulnerabilities in multiple versions of Samba. An attacker could exploit one of these vulnerabilities to take control of an affected system. The Trinidad and Tobago Cyber Security Incident Response Team (TTCSIRT) encourages users and administrators to review the Samba Security Announcements for CVE-2019-14902, CVE-2019-14907, and CVE-2019-19344 and apply the necessary …

Citrix has released an article with updates on CVE-2019-19781, a vulnerability affecting Citrix Application Delivery Controller (ADC) and Citrix Gateway. This vulnerability also affects Citrix SD-WAN WANOP product versions 10.2.6 and version 11.0.3. The article includes updated mitigations for Citrix ADC and Citrix Gateway Release 12.1 build 50.28. An attacker could exploit CVE-2019-19781 to take …

Microsoft has released a security advisory to address a critical vulnerability in Internet Explorer. A remote attacker could exploit this vulnerability to take control of an affected system. TT-CSIRT encourages users and administrators to review Microsoft’s Advisory ADV20001 and CERT/CC’s Vulnerability Note VU#338824 for more information, implement workarounds, and apply updates when available. Consider using …

Google has released security updates to address vulnerabilities in Google Chrome in Windows, Mac, and Linux. An attacker could exploit some of these vulnerabilities to take control of an affected system. TTCSIRT encourages users and administrators to review the following release from Google and apply the necessary updates: https://chromereleases.googleblog.com/2020/01/stable-channel-update-for-desktop_16.html

Microsoft has released updates to address multiple vulnerabilities in Microsoft software. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. The Trinidad and Tobago Cyber Security Incident Response Team (TTCSIRT) encourages users and administrators to review Microsoft’s January 2020 Security Update Summary and Deployment Information and apply the necessary …