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

TTCSIRT-355.09.07.20: TT-CSIRT ADVISORY – WordPress File Manager Plugin Vulnerability

Security researchers have identified a high severity vulnerability in the WordPress File Manager plugin. This vulnerability allows unauthenticated users to execute commands and upload malicious files on a target site. All WordPress versions running the File Manager plug-in before version 6.9 are vulnerable. The File Manager plugin is designed to help WordPress administrators manage files on their sites. …

TTCSIRT-354.09.03.20: TT-CSIRT ADVISORY – Cisco Enterprise NFV Infrastructure Software File Overwrite Vulnerability

A vulnerability in the REST API of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, remote attacker to overwrite certain files that should be restricted on an affected device. The vulnerability is due to insufficient authorization enforcement on an affected system. An attacker could exploit this vulnerability by uploading a file using the REST …

TTCSIRT-353.09.03.20: TT-CSIRT ADVISORY – Cisco Jabber for Windows Protocol Handler Command Injection

The application protocol handling features of Cisco Jabber for Windows could allow an unauthenticated, remote attacker to execute arbitrary commands. The vulnerability is due to improper handling of input to the application protocol handlers. An attacker could exploit this vulnerability by convincing a user to click a link within a message sent by email or other …

TTCSIRT-352.09.03.20: TT-CSIRT ADVISORY – Cisco Jabber for Windows Message Handling Arbitrary Code Execution

A vulnerability in Cisco Jabber for Windows could allow an authenticated, remote attacker to execute arbitrary code. The vulnerability is due to improper validation of message contents. An attacker could exploit this vulnerability by sending specially crafted Extensible Messaging and Presence Protocol (XMPP) messages to the affected software. A successful exploit could allow the attacker to …

TTCSIRT-351.09.03.20: TT-CSIRT ADVISORY – Cisco IOS XR Authenticated User Privilege Escalation Vulnerability

A vulnerability exists in task group assignment for a specific CLI command in Cisco IOS XR Software could allow an authenticated, local attacker to execute that command, even though administrative privileges should be required. The attacker must have valid credentials on the affected device. The vulnerability is due to incorrect mapping in the source code of …

TTCSIRT-350.09.03.20: TT-CSIRT ADVISORY – Ransomware families LockBit, Maze headline ransomware

Cisco Talos Incident Response (CTIR) observed ransomware dominating the threat landscape over the past quarter, according to a new report. Infections involved a wide variety of malware families including LockBit and Maze, among others. Sixty-six percent of all ransomware attacks this quarter involved the red-teaming framework Cobalt Strike, suggesting that ransomware actors are increasingly relying …

TTCSIRT-349.09.03.20: TT-CSIRT ADVISORY – Emotet new delivery using a new Word lure document

The Emotet botnet continues to evolve, and now uses a Microsoft Word template to spread its malware. Known as “Red Dawn,” the new infection method involves the user downloading a Word file, and then the file prompts them to enable macros to read the document. If enabled, the macros then download Emotet onto the victim’s …

TTCSIRT-348.08.31.20: TT-CSIRT ADVISORY – Cisco’s active IOS XR zero-day exploit

Cisco warns of a new zero-day vulnerability impacting the Internetwork Operating System (IOS) that ships with its networking equipment. The vulnerability, tracked as CVE-2020-3566, impacts the Distance Vector Multicast Routing Protocol (DVMRP) feature that ships with the IOS XR version of the operating system. This version of the OS is usually installed on carrier-grade and …

TTCSIRT-347.08.28.20: TT-CSIRT ADVISORY – Atutor SQL Injection

An SQL injection vulnerability exists in ATutor. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary SQL commands on the affected system. This module exploits a SQL Injection vulnerability and an authentication weakness vulnerability in ATutor. This essentially means an attacker can bypass authentication and reach the administrator’s interface where they …

TTCSIRT-346.08.28.20: TT-CSIRT ADVISORY – Cisco Critical Flaw Patched in WAN Software Solution

Cisco has issued a fix for a critical flaw in its Virtual Wide Area Application Services (vWAAS), software for optimizing WAN on virtual private cloud infrastructure. The flaw (CVE-2020-3446), which has a critical-severity CVSS score of 9.8 out of 10, exists because user accounts for accessing the software contain default passwords. That means an attacker …