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Thursday, January 21, 2021

WhatsApp Discloses 6 Bugs That Allows Attackers to Execute Code

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WhatsApp disclosed 6 security bugs through their dedicated security advisory site that allows attackers to execute remote code.

WhatsApp is a messaging app used by more than two billion users around the world. All the vulnerabilities are disclosed in dedicated security advisory site aimed to provide more transparent details about vulnerabilities for users and security professionals.

“We take the security of our users very seriously and we provide industry-leading protection for our users around the world. Our security team at WhatsApp works with experts around the world to stay ahead of potential threats,” reads the blog post.

6 Security Bugs

CVE-2020-1894

A stack write overflow which allows attackers to execute arbitrary code when playing a specially crafted push to talk message.

It affects WhatsApp for Android before v2.20.35, WhatsApp Business for Android before v2.20.20, WhatsApp for iPhone before v2.20.30, and WhatsApp Business for iPhone before v2.20.30.

CVE-2020-1891

A user-controlled parameter used in a video call in WhatsApp allowed an out-of-bounds write on 32-bit devices.

The bug affects WhatsApp for Android before v2.20.17, WhatsApp Business for Android before v2.20.7, WhatsApp for iPhone before v2.20.20, and WhatsApp Business for iPhone before v2.20.20.

CVE-2020-1890

A URL validation issue in WhatsApp for Android before v2.20.11 and WhatsApp Business for Android before v2.20.2 would allow the execution of malformed data in a sticker message that loads images from URL controlled by the sender.

CVE-2020-1889

A security feature bypass issue in WhatsApp Desktop versions before v0.3.4932 could have allowed for sandbox escape in Electron and escalation of privilege if combined with a remote code execution vulnerability inside the sandboxed renderer process.

CVE-2020-1886

A buffer overflow in WhatsApp for Android before v2.20.11 and WhatsApp Business for Android before v2.20.2 could have allowed an out-of-bounds write via a specially crafted video stream after receiving and answering a malicious video call.

CVE-2019-11928

An input validation issue in WhatsApp Desktop versions before v0.3.4932 could have allowed cross-site scripting upon clicking on a link from a specially crafted live location message.

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Also Read:

WhatsApp Bug Leaked Personal Phone Numbers in Google Search Results

Critical WhatsApp Vulnerability Let Hackers to Access the Local System Files on Mac & Windows

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