VMware Virtual Appliance updates address side-channel analysis due to speculative execution

a. VMware Virtual Appliance Mitigations for Bounds-Check bypass Spectre-1, and Rogue data cache load issues Meltdown CPU data cache timing can be abused to efficiently leak information out of mis-speculated CPU execution, leading to at worst arbitrary virtual memory read vulnerabilities across...

VMSA-2018-0007:VMware Virtual Appliance updates address side-channel analysis due to speculative execution

VMSA-2018-0007.6 VMware Virtual Appliance updates address side-channel analysis due to speculative execution VMware Security Advisory VMware Security Advisory Advisory ID: VMSA-2018-0007.6 VMware Security Advisory Severity: Important VMware Security Advisory Synopsis: VMware Virtual Appliance...

A week in security (January 22 – January 28)

Last week on Labs, we analyzed a rogue app outbreak on Twitter, took a look at how Singapore's government is faring with network defense, and rolled out our 2017 State of Malware report. We also became visionaries in Gartner's Magic Quadrant report and explored a VR data mishap. Other news Man...

“Who visits your Twitter profile” spam app brings week of chaos

Twitter spam has been around forever, and rogue apps asking for installs in return for a cool feature to be more accurate, spamming your contacts is a constant thorn in our Twittery sides. Over the weekend, we observed a new Twitter app doing the rounds and causing a lot of congestion on people's...

Apps Exposing Children to Porn Ads Booted From Google Play

Sixty app were removed from the Google Play marketplace in December that were infected with malware dubbed AdultSwine that in some cases generated pornographic ads on apps aimed at children. The developers behind the malicious apps also scammed victims with scareware techniques and attempted to...

Experts Weigh In On Spectre Patch Challenges

The race to patch against the Meltdown and Spectre processor vulnerabilities disclosed last week is on. As of today, there are no known exploits in the wild impacting vulnerable Intel, AMD and ARM devices. Currently, vendors are focused on three main mitigation efforts. Patches that address the...

Reading privileged memory with a side-channel (Meltdown & Spectre)

We have discovered that CPU data cache timing can be abused to efficiently leak information out of mis-speculated execution, leading to at worst arbitrary virtual memory read vulnerabilities across local security boundaries in various contexts. Variants of this issue are known to affect many mode...

Information leak via side effects of speculative execution

ISSUE DESCRIPTION Processors give the illusion of a sequence of instructions executed one-by-one. However, in order to most efficiently use cpu resources, modern superscalar processors actually begin executing many instructions in parallel. In cases where instructions depend on the result of...

Permissions Flaw Found on Azure AD Connect

A permissions flaw in Microsoft’s Azure AD Connect software could allow a rogue admin to escalate account privileges and gain unauthorized universal access within a company’s internal network. Microsoft issued an advisory for the vulnerability on Tuesday. Affected are Office 365 customers running...

Automated WPA Phishing Attacks: WiFiPhisher

Wifiphisher is a security tool that mounts automated victim-customized phishing attacks against WiFi clients in order to obtain credentials or infect the victims with malwares. It is primarily a social engineering attack that unlike other methods it does not include any brute forcing. It is an ea...

CVE-2017-4920

The implementation of the OSPF protocol in VMware NSX-V Edge 6.2.x prior to 6.2.8 and NSX-V Edge 6.3.x prior to 6.3.3 doesn't correctly handle the link-state advertisement LSA. A rogue LSA may exploit this issue resulting in continuous sending of LSAs between two routers eventually going in loop ...

HikVision Wi-Fi IP Camera Wireless Access Point State

Hikvision Wi-Fi IP Cameras associate to a default unencrypted rogue SSIDs in a wired configuration Full disclosure Nov 27, 2017 Synopsis: --- HikVision Wi-Fi IP cameras come with a default SSID "davinci", with a setting of no WiFi encryption or authentication. Depending on the firmware version,...

Microsoft Windows Rogue Root Certificate Authorities Detection

One or more dangerous self-signed certificates are present on the host machine. SPDX-FileCopyrightText: 2017 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...

Amazon Promises Fix to Stop Key Service Hack

Researchers at Rhino Security Labs identified a flaw in Amazon’s Key delivery service and Cloud Cam security camera that allows a rogue courier to tamper with the camera and knock it offline, making it appear no one is entering home, when that’s not the case. Amazon Key service allows homeowners ...

CVE-2017-16674

Datto Windows Agent allows unauthenticated remote command execution via a modified command in conjunction with CVE-2017-16673 exploitation, aka an attack with a malformed primary whitelisted command and a secondary non-whitelisted command. This affects Datto Windows Agent DWA 1.0.5.0 and earlier...

CVE-2017-16674

Datto Windows Agent allows unauthenticated remote command execution via a modified command in conjunction with CVE-2017-16673 exploitation, aka an attack with a malformed primary whitelisted command and a secondary non-whitelisted command. This affects Datto Windows Agent DWA 1.0.5.0 and earlier...

CVE-2017-16674

Datto Windows Agent allows unauthenticated remote command execution via a modified command in conjunction with CVE-2017-16673 exploitation, aka an attack with a malformed primary whitelisted command and a secondary non-whitelisted command. This affects Datto Windows Agent DWA 1.0.5.0 and earlier...

Command injection

Datto Windows Agent allows unauthenticated remote command execution via a modified command in conjunction with CVE-2017-16673 exploitation, aka an attack with a malformed primary whitelisted command and a secondary non-whitelisted command. This affects Datto Windows Agent DWA 1.0.5.0 and earlier...

CVE-2017-16674

Datto Windows Agent (DWA) versions 1.0.5.0 and earlier are vulnerable to unauthenticated remote command execution when an attacker combines a modified primary/secondary command with the CVE-2017-16673 rogue pairing attack. The issue affects DWA by allowing an attacker to gain unauthenticated acce...

A week in security (October 23 – October 29)

Welcome back to "A week in security." Last week, we took a look at how deleted files can be recovered, explored the BadRabbit ransomware plague attacking Eastern Europe including a deep dive into the code, and talked about what it takes to work in security. One of our researchers, who is a PhD...