Ryuk ransomware develops worm-like capability

The French governments computer emergency readiness team, thats part of the National Cybersecurity Agency of France, or ANSSI, has discovered a Ryuk variant that has worm-like capabilities during an incident response. For those unacquainted with Ryuk, it is a type of ransomware that is used in...

Denial Of Service (DoS)

Xen is vulnerable to Denial of Service DoS. An x86 HVM guest with PCI pass through devices can force the allocation of all IDT vectors on the system by rebooting itself with MSI or MSI-X capabilities enabled and entries setup. Such reboots will leak any vectors used by the MSI-X entries that the...

What we like about Microsoft Defender for Endpoint

This blog post is part of the Microsoft Intelligent Security Association guest blog series. Learn more about MISA. It’s no secret that the security industry generally likes Microsoft Defender for Endpoint. After a few months of using and integrating it with our platform here at Expel, we feel the...

Digital Offense Capabilities Are Currently Net Negative for the Security Ecosystem

Proposition Digital offense capabilities are currently net negative for the security ecosystem.0 The costs of improved digital offense currently outweigh the benefits. The legitimate benefits of digital offense accrue primarily to the security one percent securityonepercent, and to intelligence,...

openSUSE Security Update : opera (openSUSE-2021-296)

This update for opera fixes the following issues : - Update to version 74.0.3911.107 - CHR-8311 Update chromium on desktop-stable-88-3911 to 88.0.4324.150 - DNA-90329 Implement clientcapabilities negotiation for Flow / Sync - DNA-90560 Search Tabs Open Tabs On Top - DNA-90620 Add opauto tests for...

OPENSUSE-SU-2021:0296-1 Security update for opera

This update for opera fixes the following issues: - Update to version 74.0.3911.107 - CHR-8311 Update chromium on desktop-stable-88-3911 to 88.0.4324.150 - DNA-90329 Implement clientcapabilities negotiation for Flow / Sync - DNA-90560 Search Tabs Open Tabs On Top - DNA-90620 Add opauto tests for...

[SECURITY] Fedora 33 Update: pngcheck-2.4.0-7.fc33

pngcheck verifies the integrity of PNG, JNG and MNG files by checking the internal 32-bit CRCs checksums and decompressing the image data; it can optionally dump almost all of the chunk-level information in the image in human-readable form. For example, it can be used to print the basic statist i...

Huawei eUDC660 Improper Resource Management Vulnerability

The Huawei eUDC660 is a device from Huawei, China, that provides scheduling capabilities. The device supports broadband trunk scheduling to improve the efficiency of voice, data, and video communications in transportation, energy, and other areas. A security vulnerability exists in Huawei eUDC660...

Modernizing your network security strategy

From the global pandemic to recent cyberattacks, our world has faced many challenges during the past 12 months. Some of these challenges we can’t change. However, I’m pleased about the ones we can, and are changing across the cybersecurity landscape. For example, to facilitate remote work and...

Guide: How Security Consolidation Helps Small Cybersecurity Teams

The dynamic nature of cybersecurity, the changes in the threat landscape, and the expansion of the attack surface lead organizations to add more security solutions—from different vendors—creating a layered security infrastructure that introduces new challenges to any team, with a much more...

Rocke Group’s Malware Now Has Worm Capabilities

Researchers have identified an updated malware variant used by the cybercrime gang Rocke Group that targets cloud infrastructures with crypto-jacking attacks. The malware is called Pro-Ocean, which was first discovered in 2019, and has now been beefed-up with “worm” capabilities and rootkit...

uListing < 1.7 - Unauthenticated Arbitrary Roles and Capabilities Creation/Deletion

The /1/api/ulisting-user/role/save REST route did not perform capability and CSRF checks, allowing unauthenticated users to remove and add roles, as well as add capabilities to the blog...

WordPress uListing plugin <= 1.6.6 - Unauthenticated Arbitrary Roles and Capabilities Creation/Deletion vulnerability

Unauthenticated Arbitrary Roles and Capabilities Creation/Deletion vulnerability found by Jerome Bruandet in WordPress uListing plugin versions = 1.6.6. Solution Update the WordPress uListing plugin to the latest available version at least 1.7...

CVE-2021-3308

An issue was discovered in Xen 4.12.3 through 4.12.4 and 4.13.1 through 4.14.x. An x86 HVM guest with PCI pass through devices can force the allocation of all IDT vectors on the system by rebooting itself with MSI or MSI-X capabilities enabled and entries setup. Such reboots will leak any vectors...

Rob Joyce to Take Over as NSA Cybersecurity Director

As the incoming Biden administration continues to shake up federal leadership, the National Security Agency announced Friday that Rob Joyce, who is currently serving at the U.S. Embassy in London, was named to lead its cybersecurity division. Joyce will inherit the job from Anne Neuberger, who wi...

Command execution vulnerability exists in FasterXML jackson-databind (CNVD-2021-00629)

FasterXML Jackson is a U.S. FasterXML company for Java data processing tools . jackson-databind is one of the components with data binding capabilities . A command execution vulnerability exists in FasterXML jackson-databind, which can be exploited by an attacker to execute arbitrary commands...

Command execution vulnerability exists in FasterXML jackson-databind (CNVD-2021-00625)

FasterXML Jackson is a U.S. FasterXML company for Java data processing tools . jackson-databind is one of the components with data binding capabilities . A command execution vulnerability exists in FasterXML jackson-databind, which can be exploited by an attacker to execute arbitrary commands...

Metasploit Tips and Tricks for HaXmas 2020

For this year's HaXmas, we're giving the gift of Metasploit knowledge! We'll cover a mix of old, new, or recently improved features that you can incorporate into your workflows. Some of our readers may already know these tips and tricks for using Metasploit, but for the others who aren't aware of...

[SECURITY] Fedora 33 Update: pngcheck-2.4.0-5.fc33

pngcheck verifies the integrity of PNG, JNG and MNG files by checking the internal 32-bit CRCs checksums and decompressing the image data; it can optionally dump almost all of the chunk-level information in the image in human-readable form. For example, it can be used to print the basic statist i...

Fedora: Security Advisory for pngcheck (FEDORA-2020-daffd78c3d)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...