A week in security (June 22 – 28)

Last week on Malwarebytes Labs, we provided a zero-day guide for 2020 featuring recent attacks and advanced preventive techniques, and we learned how to cough in the face of scammers, offering security tips for the 2020 tax season. We also looked at a web skimmer hiding within EXIF metadata that...

How to Configure Endpoints for Veeam Backup for AWS

You want to launch workers in the subnet with disabled auto-assignment of the Public IPv4 addresses...

Remote Workers Pose New Security Risks

The sudden and massive shift to a work-from-home workforce has left millions of employees ill-prepared to handle the new cybersecurity challenges they face, a new study has found. Though many people had no previous work-at-home experience until this year, they were sent home to navigate the...

Stegcloak - Hide Secrets With Invisible Characters In Plain Text Securely Using Passwords

StegCloak is a pure JavaScript steganography module designed in functional programming style, to hide secrets inside text by compressing and encrypting with Zero Width Characters. It can be used to safely watermark strings, invisible scripts on webpages, texts on social media or for any other...

Forrester Study: VMware Carbon Black Cloud Provides 379% ROI

A newly published Forrester Consulting Total Economic Impact™ TEI study shows that organizations who replace their legacy endpoint security products with the VMware Carbon Black Cloud experience a 379% return on investment within three years. The commissioned study conducted on behalf of VMware...

10 best practices for MSPs to secure their clients and themselves from ransomware

Lock-downs and social distancing may be on, but when it comes to addressing the need for IT support—whether by current of potential clients—it’s business as usual for MSPs. And, boy, is it a struggle. On the one hand, they keep an eye on their remote workers to ensure they’re still doing their jo...

Effective Business Continuity Plans Require CISOs to Rethink WAN Connectivity

As more businesses leverage remote, mobile, and temporary workforces, the elements of business continuity planning are evolving and requiring that IT professionals look deep into the nuts and bolts of connectivity. CISOs and their team members are facing new challenges each and every day, many of...

GHSA-6JMF-MXWF-R3JC Exposure of Sensitive Information to an Unauthorized Actor in Apache Kafka

When Connect workers in Apache Kafka 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.2.0, 2.2.1, or 2.3.0 are configured with one or more config providers, and a connector is created/updated on that Connect cluster to use an externalized secret variable in a substring of a connector configuration property value,...

openSUSE Security Update : webkit2gtk3 (openSUSE-2020-602)

This update for webkit2gtk3 to version 2.28.1 fixes the following issues : Security issues fixed : - CVE-2020-10018: Fixed a denial of service because the mdeferredFocusedNodeChange data structure was mishandled bsc1165528. - CVE-2020-11793: Fixed a potential arbitrary code execution caused by a...

openSUSE: Security Advisory for webkit2gtk3 (openSUSE-SU-2020:0602-1)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH 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-or-later This program is free software; you can...

OPENSUSE-SU-2020:0602-1 Security update for webkit2gtk3

This update for webkit2gtk3 to version 2.28.1 fixes the following issues: Security issues fixed: - CVE-2020-10018: Fixed a denial of service because the mdeferredFocusedNodeChange data structure was mishandled bsc1165528. - CVE-2020-11793: Fixed a potential arbitrary code execution caused by a...

Security update for webkit2gtk3 (important)

openSUSE Security Update: Security update for webkit2gtk3 Announcement ID: openSUSE-SU-2020:0602-1 Rating: important References: 1165528 1169658 Cross-References: CVE-2020-10018 CVE-2020-11793 Affected Products: openSUSE Leap 15.1 An update that fixes two vulnerabilities is now available...

SUSE SLES12 Security Update : webkit2gtk3 (SUSE-SU-2020:1135-1)

This update for webkit2gtk3 to version 2.28.1 fixes the following issues : Security issues fixed : CVE-2020-10018: Fixed a denial of service because the mdeferredFocusedNodeChange data structure was mishandled bsc1165528. CVE-2020-11793: Fixed a potential arbitrary code execution caused by a...

Troves of Zoom Credentials Shared on Hacker Forums

Hackers have a new favorite topic of conversation on underground forums: How to obtain – and leverage – valuable credentials for Zoom, Skype, Webex and other web conferencing platforms increasingly used by remote workers. That’s what Etay Maor, chief security officer at IntSights, has discovered...

The vulnerability of the nested workers mechanism in browsers Firefox, Firefox ESR, and the email client Thunderbird lies in the use of memory areas after they are freed. This allows an attacker to gain unauthorized access to confidential data, cause service failures, and compromise data integrity.

The vulnerability of the nested worker mechanism in browsers Firefox, Firefox ESR, and the email client Thunderbird relates to the use of memory areas after they are freed. Exploiting this vulnerability can allow an attacker to gain unauthorized access to confidential data, cause service failures...

SUSE SLED15 / SLES15 Security Update : webkit2gtk3 (SUSE-SU-2020:1109-1)

This update for webkit2gtk3 to version 2.28.1 fixes the following issues : Security issues fixed : CVE-2020-10018: Fixed a denial of service because the mdeferredFocusedNodeChange data structure was mishandled bsc1165528. CVE-2020-11793: Fixed a potential arbitrary code execution caused by a...

Skype Phishing Attack Targets Remote Workers' Passwords

Remote workers are being warned of a new phishing campaign targeting their Skype passwords. The phishing emails look “eerily similar” to a legitimate Skype notification alert, according to a report released by Cofense on Thursday. Emails indicate users have 13 pending Skype notifications that can...

Security guidance for remote desktop adoption

As the volume of remote workers quickly increased over the past two to three months, the IT teams in many companies scrambled to figure out how their infrastructures and technologies would be able to handle the increase in remote connections. Many companies were forced to enhance their capabiliti...

Malware Risks Triple on WFH Networks: Experts Offer Advice

Home office networks are 3.5 times more likely than corporate networks to be infected by malware, according a report from BitSight. That statistic comes into sharp focus as the coronavirus pandemic forces companies to shift to a work-from-home workforce. Those home networks that remote workers ar...

Cisco ‘Critical Update’ Phishing Attack Steals Webex Credentials

An ongoing phishing campaign is reeling in victims with a recycled Cisco security advisory that warns of a critical vulnerability. The campaign urges victims to “update,” only to steal their credentials for Cisco’s Webex web conferencing platform instead. The campaign is looking to leverage the...