Security News

Citrix Patches DoS Vulnerabilities in Hypervisor
2021-03-31 21:35

Vulnerabilities Citrix patched in Hypervisor this week could allow for code executed in a virtual machine to cause denial of service on the host. Tracked as CVE-2021-28038 and CVE-2021-28688, the newly addressed vulnerabilities could be abused to cause the host to crash or become unresponsive.

5G Security Flaw Allows Data Access, DoS Attacks
2021-03-26 14:31

A design flaw discovered in the architecture of 5G network slicing can allow malicious actors to access potentially sensitive data and launch denial-of-service attacks, mobile network security company AdaptiveMobile Security warned this week. AdaptiveMobile Security discovered that the architecture of 5G network slicing has a serious flaw that can expose the customers of mobile operators to various types of attacks.

OpenSSL fixes severe DoS, certificate validation vulnerabilities
2021-03-25 16:44

Today, the OpenSSL project has issued an advisory for two high-severity vulnerabilities CVE-2021-3449 and CVE-2021-3450 lurking in OpenSSL products. CVE-2021-3450: An improper Certificate Authority certificate validation vulnerability which impacts both the server and client instances.

Several Cisco Products Exposed to DoS Attacks Due to Snort Vulnerability
2021-03-04 13:46

Cisco informed customers on Wednesday that several of its products are exposed to denial-of-service attacks due to a vulnerability in the Snort detection engine. Cisco says the vulnerability is in the Ethernet Frame Decoder component of Snort.

Linux: How to quickly check to see if your server is under a DoS attack from a single IP address
2021-03-02 15:00

Jack Wallen shows you an easy way to determine if your Linux server is under a DDoS attack and how to quickly stop it.

Nvidia Squashes High-Severity Jetson DoS Flaw
2021-01-26 22:11

Nvidia has patched three vulnerabilities affecting its Jetson lineup, which is a series of embedded computing boards designed for machine-learning applications, in things like autonomous robots, drones and more. A successful exploit could potentially cripple any such gadgets leveraging the affected Jetson products, said Nvidia.

NVIDIA Gamers Face DoS, Data Loss from Shield TV Bugs
2021-01-20 20:45

NVIDIA has newly disclosed three security vulnerabilities in the NVIDIA Shield TV, which could allow denial of service, escalation of privileges and data loss. The NVIDIA Shield TV is a set-top gadget that acts as a hub for the smart home, streams PC games from a gaming PC to a TV; and allows local and online media playback and streaming.

Vulnerability Exposes F5 BIG-IP Systems to Remote DoS Attacks
2021-01-14 18:50

A vulnerability discovered by a researcher in a BIG-IP product from F5 Networks can be exploited to launch remote denial-of-service attacks. The security flaw was discovered by Nikita Abramov, a researcher at cybersecurity solutions provider Positive Technologies, and it impacts certain versions of BIG-IP Access Policy Manager, a secure access solution that simplifies and centralizes access to applications, APIs and data.

SAP Patches Serious Code Injection, DoS Vulnerabilities
2021-01-12 19:49

German software maker SAP has published 10 advisories to document flaws and fixes for a range of serious security vulnerabilities. Dealing with multiple vulnerabilities in SAP Business Warehouse, the most important of these issues carry a CVSS score of 9.9.

DoS Vulnerabilities Found in Rockwell's FactoryTalk Linx and RSLinx Classic Products
2021-01-08 16:34

Researchers have discovered vulnerabilities that expose Rockwell Automation's FactoryTalk Linx and RSLinx Classic products to denial-of-service attacks. According to an advisory published by Rockwell late last month, researchers from cybersecurity firm Tenable discovered a total of four DoS vulnerabilities, three affecting FactoryTalk Linx and one impacting the FactoryTalk Services Platform.