USN-4157-2: Linux kernel (HWE) vulnerabilities

USN-4157-1 fixed vulnerabilities in the Linux kernel for Ubuntu 19.04. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 19.04 for Ubuntu 18.04 LTS. Wen Huang discovered that the Marvell Wi-Fi device driver in the Linux kernel did not properly...

Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-4162-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4162-1 advisory. It was discovered that the RSI 91x Wi-Fi driver in the Linux kernel did not did not handle detach operations correctly, leading to a...

Ubuntu 18.04 LTS : Linux kernel (HWE) vulnerabilities (USN-4157-2)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4157-2 advisory. USN-4157-1 fixed vulnerabilities in the Linux kernel for Ubuntu 19.04. This update provides the corresponding updates for the Linux Hardware Enablement H...

Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-4163-1)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4163-1 advisory. It was discovered that a race condition existed in the ARC EMAC ethernet driver for the Linux kernel, resulting in a use-after-free vulnerability. An...

A week in security (October 14 – 20)

Last week on Malwarebytes Labs, we tried to unlock the future of the password its vulnerabilities, current alternatives, and possible future disappearance, analyzed the lagging response by many businesses in adopting a patch for Pulse VPN vulnerability, looked at Instagram’s bulked-up security...

Four-Year-Old Critical Linux Wi-Fi Bug Allows System Compromise

A critical Linux bug has been discovered that could allow attackers to fully compromise vulnerable machines. A fix has been proposed but has not yet been incorporated into the Linux kernel. The flaw CVE-2019-17666, which was classified as critical in severity, exists in the “rtlwifi” driver, whic...

USN-4157-1: Linux kernel vulnerabilities

Wen Huang discovered that the Marvell Wi-Fi device driver in the Linux kernel did not properly perform bounds checking, leading to a heap overflow. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2019-14814, CVE-2019-14815,...

Ubuntu 19.04 : Linux kernel vulnerabilities (USN-4157-1)

Wen Huang discovered that the Marvell Wi-Fi device driver in the Linux kernel did not properly perform bounds checking, leading to a heap overflow. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2019-14814, CVE-2019-14815,...

CVE-2019-17356

The Infinite Design application 3.4.12 for Android sends a username and password via TCP without any encryption during login, as demonstrated by sniffing of a public Wi-Fi network...

Default credentials

The Infinite Design application 3.4.12 for Android sends a username and password via TCP without any encryption during login, as demonstrated by sniffing of a public Wi-Fi network...

CVE-2019-17356

The Infinite Design application 3.4.12 for Android sends a username and password via TCP without any encryption during login, as demonstrated by sniffing of a public Wi-Fi network...

CVE-2019-12941

AutoPi Wi-Fi/NB and 4G/LTE devices before 2019-10-15 allows an attacker to perform a brute-force attack or dictionary attack to gain access to the WiFi network, which provides root access to the device. The default WiFi password and WiFi SSID are derived from the same hash function output input i...

CVE-2019-17505

D-Link DAP-1320 A2-V1.21 routers have some web interfaces without authentication requirements, as demonstrated by uplinkinfo.xml. An attacker can remotely obtain a user's Wi-Fi SSID and password, which could be used to connect to Wi-Fi or perform a dictionary attack...

Authentication flaw

D-Link DAP-1320 A2-V1.21 routers have some web interfaces without authentication requirements, as demonstrated by uplinkinfo.xml. An attacker can remotely obtain a user's Wi-Fi SSID and password, which could be used to connect to Wi-Fi or perform a dictionary attack...

CVE-2019-17505

D-Link DAP-1320 A2-V1.21 routers have some web interfaces without authentication requirements, as demonstrated by uplinkinfo.xml. An attacker can remotely obtain a user's Wi-Fi SSID and password, which could be used to connect to Wi-Fi or perform a dictionary attack...

CVE-2019-17505

CVE-2019-17505 affects the D-Link DAP-1320 A2-V1.21 wireless range extender. The vulnerability arises from web interfaces that do not require authentication, enabling remote retrieval of the Wi‑Fi SSID and password (via uplink_info.xml). Impact is information disclosure of credentials, with CVSS ...

Wi-Fi Hotspot Tracking

Free Wi-Fi hotspots can track your location, even if you don't connect to them. This is because your phone or computer broadcasts a unique MAC address. What distinguishes location-based marketing hotspot providers like Zenreach and Euclid is that the personal information you enter in the captive...

CVE-2017-13080

A new exploitation technique called key reinstallation attacks KRACK affecting WPA2 has been discovered. A remote attacker within Wi-Fi range could exploit this attack to decrypt Wi-Fi traffic or possibly inject forged Wi-Fi packets by reinstalling a previously used group key GTK during a group k...

Explained: war shipping

Yesterday, Mike from the mailroom came up and asked whether I knew anyone called “Simon Smith.” He received an envelope addressed to our company and to the attention of Mr. Smith, but there was no one by that name on his list of employees. It wasn’t on mine either and HR was unaware of a person b...

How to avoid getting caught in a “Groundhog Day” loop of security issues

It’s Cyber Security Awareness Month and it made me think about one of my favorite movies, called Groundhog Day. Have you ever seen it? Bill Murray is the cynical weatherman, Phil Connors, who gets stuck in an endless loop where he repeats the same day over and over again until he “participates in...