Government of the Republic of Trinidad and Tobago
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Securing the Nation's Digital Infrastructure

TTCSIRT 430.19.07.24: Global Outage Triggered by Faulty CrowdStrike Cybersecurity Update

A large-scale outage has occurred due to a broken CrowdStrike cybersecurity update, rendering Windows computers unable to start and affecting much of the world’s infrastructure. The problem stems from an issue with CrowdStrike’s Falcon Sensors, which encountered problems following an early Friday morning update.   PLEASE BE ADVISED: Only accept information from the CrowdStrike support …

TT-CSIRT 429.10.07.24: Citrix Releases Security Updates for Multiple Products

Please be advised that Citrix has released several important security updates to address vulnerabilities in multiple Citrix products. TTCSIRT encourages administrators to review the following and apply necessary updates: NetScaler ADC and NetScaler Gateway Security Update for CVE-2024-5491 and CVE-2024-5492 NetScaler Console, Agent and SVM Security Update for CVE-2024-6235 and CVE-2024-6236 Citrix Workspace app for HTML5 …

TTCSIRT 428.16.04.24: Importance of Keeping Your VPN System Up to Date

Remote-access VPN systems allow off-site users to tunnel into protected networks, making these entry points vulnerable to exploitation by threat actors. From the Trinidad and Tobago perspective, the exploitation of outdated remote-access VPN systems is one of the most successful attack vectors executed against local organizations. This email serves as a critical reminder about the …

TT-CSIRT 427.12.04.24: CVE-2024-3400 PAN-OS: OS Command Injection Vulnerability in GlobalProtect Gateway

A command injection vulnerability in the GlobalProtect feature of Palo Alto Networks PAN-OS software for specific PAN-OS versions and distinct feature configurations may enable an unauthenticated attacker to execute arbitrary code with root privileges on the firewall. The severity of the vulnerability is critical and it carries a CVSS4.0 score of 10. Fixes for PAN-OS …

TT-CSIRT-426.14.02.24: Critical Patches Issued for Microsoft Products

Microsoft has released security updates to address vulnerabilities in multiple products; the most severe of which could allow for remote code execution. Additionally, two (2) zero day vulnerabilities related to Microsoft products have been identified that are CVE-2024-21351 – Windows SmartScreen Security Feature Bypass Vulnerability and CVE-2024-21412 – Internet Shortcut Files Security Feature Bypass Vulnerability.Affected …

TT-CSIRT 425 09.02.24: FortiOS Security Updates

Fortinet has released security updates to address two (2) critical vulnerabilities in FortiOS. TT-CSIRT encourages administrators to review the following releases and take the necessary actions immediately: CVE-2024-21762 – https://www.fortiguard.com/psirt/FG-IR-24-015 CVE-2024-23113 – https://www.fortiguard.com/psirt/FG-IR-24-029 Fortinet has noted that CVE-2024-21762 is potentially being exploited in the wild. If you have any queries, comments or require assistance, please …

TT-CSIRT – 424 17.01.24: Patch SonicWall Firewall Still Vulnerable to CVE-2023-0656 and CVE-2022-22274

Severity: Critical Overview: SonicWall Firewalls CVE-2022-22274 and CVE-2023-0656 have CVSS score of 9.4 and 7.5 respectively. A proof-of-concept has been published therefore the vulnerabilities are more susceptible to exploitation. Affected Systems: Various SonicWall devices, including TZ series, NSa models, NSsp series, and NSv models, are susceptible to the mentioned vulnerabilities. Description: Over 178,000 SonicWall firewalls …

IN MEMORY OF ANGUS SMITH

  It is with great sadness that we announce the passing of Mr. Angus Smith, a remarkable individual and the dedicated leader of the Trinidad and Tobago Cyber Security Incident Response Team (TT-CSIRT). Angus was not just a colleague but a beacon of strength, compassion, and expertise in the cybersecurity community. Angus exemplified unwavering commitment, …

TT-CSIRT – 423 02.01.24: Terrapin CVE-2023-48795 vulnerability in Secure Shell (SSH) cryptographic network protocol

Severity: Medium Overview: Terrapin (CVE-2023-48795, CVSS score: 5.9) allows remote attackers to bypass integrity checks such that some packets are omitted causing security features to be downgraded or disabled within a client and server connection (a Terrapin Attack). This allows attackers to exploit the SSH protocol, potentially gaining unauthorized access to sensitive information or compromising network …

Webinar: Web Application Security

The Trinidad and Tobago Cyber Security Incident Response Team (TT-CSIRT) of the Ministry of National Security hosted a webinar on Web Application Security during cyber security awareness month providing an insightful webinar on Application Security Strategies, the OWASP Top 10, Application Security Verification and Application Testing guidance. TLP:CLEAR