- Attackers Exploiting High-Severity Network Security Flaw, Cisco Warns
July 27, 2020
Cisco is warning that a high-severity flaw in its network security software is being actively exploited – allowing remote, unauthenticated attackers to access sensitive data. Patches for the vulnerability (CVE-2020-3452) in question, which ranks 7.5 out of 10 on the CVSS scale, were released last Wednesday. However, attackers have since been targeting vulnerable versions of the software, ...
- Threat Brief: Microsoft DNS Server Wormable Vulnerability CVE-2020-1350
July 21, 2020
In July 2020, Microsoft released a security update, CVE-2020-1350 | Windows DNS Server Remote Code Execution Vulnerability, for a new remote code execution (RCE) vulnerability. This vulnerability exists within the Microsoft Windows Domain Name System (DNS) Server due to the improper handling of certain types of requests, specifically over port 53/TCP. Exploitation of this vulnerability is ...
- Thousands of Vulnerable F5 BIG-IP Users Still Open to Takeover
July 17, 2020
About 8,000 users of F5 Networks’ BIG-IP family of networking devices are still vulnerable to full system access and remote code-execution (RCE), despite a patch for a critical flaw being available for two weeks. The BIG-IP family consists of application delivery controllers, Local Traffic Managers (LTMs) and domain name system (DNS) managers, together offering built-in security, ...
- Caught in the Crossfire: Defending Devices From Battling Botnets
July 15, 2020
Strength in numbers is the main principle behind botnets, networks of devices that have been infected and turned into bots to be used in performing attacks and other malicious activities. With the dawn of the internet of things (IoT), botnet developers have found a new domain to conquer, but there they must compete with one ...
- Critical DNS Bug Opens Windows Servers to Infrastructure Hijacking
July 14, 2020
A critical Microsoft Windows Server bug opens company networks to hackers, allowing them to potentially seize control of IT infrastructures. Microsoft issued a patch for the bug on Tuesday as part of its July Patch Tuesday roundup. It turns out that the bug is 17 years old. Impacted are Windows Server versions from 2003-2019. The bug, ...
- Patch Now: F5 Vulnerability with CVSS 10 Severity Score
July 7, 2020
F5 Networks, a provider of networking devices and services, urges users to patch their BIG-IP networking systems as soon as possible, after the provider disclosed two vulnerabilities. First of these is CVE-2020-5902, a critical remote code execution (RCE) vulnerability found in BIG-IP device’s Traffic Management User Interface (TMUI). CVE-2020-5902 received a 10 out of 10 score on the Common ...
- CISA: Nation-State Attackers Likely to Take Aim at Palo Alto Networks Bug
June 30, 2020
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning that foreign hackers are likely to exploit a newly disclosed, critical vulnerability in a raft of Palo Alto Networks firewalls and enterprise VPN appliances, which allows for device takeover without authentication. The Department of Defense (DoD) arm that oversees cyberspace operations has advised all devices affected ...
- Black Kingdom ransomware hacks networks with Pulse VPN flaws
June 13, 2020
Operators of Black Kingdom ransomware are targeting enterprises with unpatched Pulse Secure VPN software or initial access on the network, security researchers have found. The malware got caught in a honeypot, allowing researchers to analyze and document the tactics used by the threat actors. They’re exploiting CVE-2019-11510, a critical vulnerability affecting earlier versions of Pulse Secure VPN ...
- 6 New Vulnerabilities Found on D-Link Home Routers
June 12, 2020
On February 28, 2020, Palo Alto Networks’ Unit 42 researchers discovered six new vulnerabilities in D-Link wireless cloud routers running their latest firmware. The vulnerabilities were found in the DIR-865L model of D-Link routers, which is meant for home network use. The current trend towards working from home increases the likelihood of malicious attacks against home ...
- NXNSAttack technique can be abused for large-scale DDoS attacks
May 19, 2020
A team of academics from Israel has disclosed today details about NXNSAttack, a vulnerability in DNS servers that can be abused to launch DDoS attacks of massive proportions. According to the research team, NXNSAttack impacts recursive DNS servers and the process of DNS delegation. Recursive DNS servers are DNS systems that pass DNS queries upstream in order to ...