Friday, April 12, 2024

Wi-Fi Bug in Millions of Amazon Echo and Kindle Devices Let Attackers Steal Sensitive Details

The KRACK attack was published by two Belgian researchers in October 2017. The attacks are based on the weaknesses in the WPA2 protocol used in modern Wi-Fi devices.

The weakness can be exploited by the attackers using key reinstallation attacks if the victim resides within the network. Successful exploitation of the attack allows attackers to steal sensitive details such as credit card numbers, passwords, chat messages, emails, photos, and so on.

KRACK in Amazon Echo & Kindle

Amazon Echo and Kindle devices are so popular and they are used by Millions of users around the globe. ESET Smart Home researchers observed that Amazon Echo and Kindle devices are vulnerable to KRACK attacks.

Researchers tested the 1st generation of the Amazon Echo devices with original Amazon Alexa and the 8th generation of Amazon Kindle are vulnerable to two KRACK vulnerabilities.

With KRACK scripts, ESET researchers able to “replicate the reinstallation of the pairwise encryption key (PTK-TK) in the four-way handshake (CVE-2017-13077) and reinstallation of the group key (GTK) in the four-way handshake (CVE-2017-13078).”

According to the ESET team, the vulnerabilities let attackers to

  • Replay old packets to cause a DOS attack or interruptions.
  • Decrypt the data transmitted.
  • Attackers can also forge packets.
  • It can also intercept sensitive details such as passwords or session cookies.

The Amazon home assistant found to be vulnerable to other network vulnerabilities than KRACK. The vulnerability lets attackers launch a broadcast replay attack.

The vulnerabilities were reported to Amazon on October 23rd, 2018 and Amazon acknowledged the issue and on January 8th, 2019 ESET receives that Amazon can replicate the issue.

To fix the vulnerabilities Amazon distributing a new version of software application wpa_supplicant that responsible for correct authentication to the Wi-Fi network.

You can follow us on LinkedinTwitterFacebook for daily Cybersecurity and hacking news updates


Latest articles

6-year-old Lighttpd Flaw Impacts Intel And Lenovo Servers

The software supply chain is filled with various challenges, such as untracked security vulnerabilities...

Hackers Employ Deepfake Technology To Impersonate as LastPass CEO

A LastPass employee recently became the target of an attempted fraud involving sophisticated audio...

Sisence Data Breach, CISA Urges To Reset Login Credentials

In response to a recent data breach at Sisense, a provider of data analytics...

DuckDuckGo Launches Privacy Pro: 3-in-1 service With VPN

DuckDuckGo has launched Privacy Pro, a new subscription service that promises to enhance user...

Cyber Attack Surge by 28%:Education Sector at High Risk

In Q1 2024, Check Point Research (CPR) witnessed a notable increase in the average...

Midnight Blizzard’s Microsoft Corporate Email Hack Threatens Federal Agencies: CISA Warns

The Cybersecurity and Infrastructure Security Agency (CISA) has issued an emergency directive concerning a...

Taxi App Vendor Data Leak: 300K Passengers Data Exposed

Around 300,000 taxi passengers' personal information was left exposed on the internet, causing concern...
Guru baran
Guru baran
Gurubaran is a co-founder of Cyber Security News and GBHackers On Security. He has 10+ years of experience as a Security Consultant, Editor, and Analyst in cybersecurity, technology, and communications.

Top 3 SME Attack Vectors

Securing the Top 3 SME Attack Vectors

Cybercriminals are laying siege to small-to-medium enterprises (SMEs) across sectors. 73% of SMEs know they were breached in 2023. The real rate could be closer to 100%.

  • Stolen credentials
  • Phishing
  • Exploitation of vulnerabilities

Related Articles