WhatsApp

A race condition in a network transport subsystem led to a heap use-after-free issue in established or unsilenced incoming audio/video calls

CVE-2023-38537 5.6 - Medium - October 04, 2023

A race condition in a network transport subsystem led to a heap use-after-free issue in established or unsilenced incoming audio/video calls that could have resulted in app termination or unexpected control flow with very low probability.

Race Condition

A race condition in an event subsystem led to a heap use-after-free issue in established audio/video calls

CVE-2023-38538 5 - Medium - October 04, 2023

A race condition in an event subsystem led to a heap use-after-free issue in established audio/video calls that could have resulted in app termination or unexpected control flow with very low probability.

Race Condition

An integer underflow in WhatsApp could have caused remote code execution when receiving a crafted video file.

CVE-2022-27492 7.8 - High - September 23, 2022

An integer underflow in WhatsApp could have caused remote code execution when receiving a crafted video file.

Integer underflow

An integer overflow in WhatsApp could result in remote code execution in an established video call.

CVE-2022-36934 9.8 - Critical - September 22, 2022

An integer overflow in WhatsApp could result in remote code execution in an established video call.

Integer Overflow or Wraparound

Whatsapp iOS 2.19.80 and prior and Android 2.19.222 and prior user interface does not properly represent URI messages to the user, which results in URI spoofing

CVE-2020-20096 6.5 - Medium - March 23, 2022

Whatsapp iOS 2.19.80 and prior and Android 2.19.222 and prior user interface does not properly represent URI messages to the user, which results in URI spoofing via specially crafted messages.

A missing bound check in RTCP flag parsing code prior to WhatsApp for Android v2.21.23.2, WhatsApp Business for Android v2.21.23.2, WhatsApp for iOS v2.21.230.6, WhatsApp Business for iOS 2.21.230.7, and WhatsApp Desktop v2.2145.0 could have

CVE-2021-24043 9.1 - Critical - February 02, 2022

A missing bound check in RTCP flag parsing code prior to WhatsApp for Android v2.21.23.2, WhatsApp Business for Android v2.21.23.2, WhatsApp for iOS v2.21.230.6, WhatsApp Business for iOS 2.21.230.7, and WhatsApp Desktop v2.2145.0 could have allowed an out-of-bounds heap read if a user sent a malformed RTCP packet during an established call.

Out-of-bounds Read

The calling logic for WhatsApp for Android prior to v2.21.23, WhatsApp Business for Android prior to v2.21.23, WhatsApp for iOS prior to v2.21.230, WhatsApp Business for iOS prior to v2.21.230, WhatsApp for KaiOS prior to v2.2143, WhatsApp Desktop prior to v2.2146 could have

CVE-2021-24042 9.8 - Critical - January 04, 2022

The calling logic for WhatsApp for Android prior to v2.21.23, WhatsApp Business for Android prior to v2.21.23, WhatsApp for iOS prior to v2.21.230, WhatsApp Business for iOS prior to v2.21.230, WhatsApp for KaiOS prior to v2.2143, WhatsApp Desktop prior to v2.2146 could have allowed an out-of-bounds write if a user makes a 1:1 call to a malicious actor.

Memory Corruption

A missing bounds check in image blurring code prior to WhatsApp for Android v2.21.22.7 and WhatsApp Business for Android v2.21.22.7 could have

CVE-2021-24041 9.8 - Critical - December 07, 2021

A missing bounds check in image blurring code prior to WhatsApp for Android v2.21.22.7 and WhatsApp Business for Android v2.21.22.7 could have allowed an out-of-bounds write if a user sent a malicious image.

Memory Corruption

A lack of filename validation when unzipping archives prior to WhatsApp for Android v2.21.8.13 and WhatsApp Business for Android v2.21.8.13 could have allowed path traversal attacks

CVE-2021-24035 9.1 - Critical - June 11, 2021

A lack of filename validation when unzipping archives prior to WhatsApp for Android v2.21.8.13 and WhatsApp Business for Android v2.21.8.13 could have allowed path traversal attacks that overwrite WhatsApp files.

Directory traversal

A cache configuration issue prior to WhatsApp for Android v2.21.4.18 and WhatsApp Business for Android v2.21.4.18 may have

CVE-2021-24027 7.5 - High - April 06, 2021

A cache configuration issue prior to WhatsApp for Android v2.21.4.18 and WhatsApp Business for Android v2.21.4.18 may have allowed a third party with access to the devices external storage to read cached TLS material.

A missing bounds check within the audio decoding pipeline for WhatsApp calls in WhatsApp for Android prior to v2.21.3, WhatsApp Business for Android prior to v2.21.3, WhatsApp for iOS prior to v2.21.32, and WhatsApp Business for iOS prior to v2.21.32 could have

CVE-2021-24026 9.8 - Critical - April 06, 2021

A missing bounds check within the audio decoding pipeline for WhatsApp calls in WhatsApp for Android prior to v2.21.3, WhatsApp Business for Android prior to v2.21.3, WhatsApp for iOS prior to v2.21.32, and WhatsApp Business for iOS prior to v2.21.32 could have allowed an out-of-bounds write.

Memory Corruption

A missing bounds check in WhatsApp for Android prior to v2.21.1.13 and WhatsApp Business for Android prior to v2.21.1.13 could have

CVE-2020-1910 7.8 - High - February 02, 2021

A missing bounds check in WhatsApp for Android prior to v2.21.1.13 and WhatsApp Business for Android prior to v2.21.1.13 could have allowed out-of-bounds read and write if a user applied specific image filters to a specially crafted image and sent the resulting image.

Memory Corruption

A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption

CVE-2020-1909 9.8 - Critical - November 03, 2020

A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold.

Dangling pointer

Improper authorization of the Screen Lock feature in WhatsApp and WhatsApp Business for iOS prior to v2.20.100 could have permitted use of Siri to interact with the WhatsApp application even after the phone was locked.

CVE-2020-1908 4.6 - Medium - November 03, 2020

Improper authorization of the Screen Lock feature in WhatsApp and WhatsApp Business for iOS prior to v2.20.100 could have permitted use of Siri to interact with the WhatsApp application even after the phone was locked.

Files or Directories Accessible to External Parties

Media ContentProvider URIs used for opening attachments in other apps were generated sequentially prior to WhatsApp for Android v2.20.185, which could have

CVE-2020-1905 3.3 - Low - October 06, 2020

Media ContentProvider URIs used for opening attachments in other apps were generated sequentially prior to WhatsApp for Android v2.20.185, which could have allowed a malicious third party app chosen to open the file to guess the URIs for previously opened attachments until the opener app is terminated.

Use of Insufficiently Random Values

A buffer overflow in WhatsApp for Android prior to v2.20.130 and WhatsApp Business for Android prior to v2.20.46 could have

CVE-2020-1906 7.8 - High - October 06, 2020

A buffer overflow in WhatsApp for Android prior to v2.20.130 and WhatsApp Business for Android prior to v2.20.46 could have allowed an out-of-bounds write when processing malformed local videos with E-AC-3 audio streams.

Memory Corruption

A stack overflow in WhatsApp for Android prior to v2.20.196.16, WhatsApp Business for Android prior to v2.20.196.12, WhatsApp for iOS prior to v2.20.90, WhatsApp Business for iOS prior to v2.20.90, and WhatsApp for Portal prior to v173.0.0.29.505 could have

CVE-2020-1907 9.8 - Critical - October 06, 2020

A stack overflow in WhatsApp for Android prior to v2.20.196.16, WhatsApp Business for Android prior to v2.20.196.12, WhatsApp for iOS prior to v2.20.90, WhatsApp Business for iOS prior to v2.20.90, and WhatsApp for Portal prior to v173.0.0.29.505 could have allowed arbitrary code execution when parsing the contents of an RTP Extension header.

Memory Corruption

An issue when unzipping docx

CVE-2020-1903 5.5 - Medium - October 06, 2020

An issue when unzipping docx, pptx, and xlsx documents in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have resulted in an out-of-memory denial of service. This issue would have required the receiver to explicitly open the attachment if it was received from a number not in the receiver's WhatsApp contacts.

Resource Exhaustion

A user running a quick search on a highly forwarded message on WhatsApp for Android

CVE-2020-1902 7.5 - High - October 06, 2020

A user running a quick search on a highly forwarded message on WhatsApp for Android from v2.20.108 to v2.20.140 or WhatsApp Business for Android from v2.20.35 to v2.20.49 could have been sent to the Google service over plain HTTP.

Cleartext Transmission of Sensitive Information

Receiving a large text message containing URLs in WhatsApp for iOS prior to v2.20.91.4 could have caused the application to freeze while processing the message.

CVE-2020-1901 5.3 - Medium - October 06, 2020

Receiving a large text message containing URLs in WhatsApp for iOS prior to v2.20.91.4 could have caused the application to freeze while processing the message.

Resource Exhaustion

A path validation issue in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have

CVE-2020-1904 5.5 - Medium - October 06, 2020

A path validation issue in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have allowed for directory traversal overwriting files when sending specially crafted docx, xlsx, and pptx files as attachments to messages.

Directory traversal

A buffer overflow in WhatsApp for Android prior to v2.20.11 and WhatsApp Business for Android prior to v2.20.2 could have

CVE-2020-1886 8.8 - High - September 03, 2020

A buffer overflow in WhatsApp for Android prior to v2.20.11 and WhatsApp Business for Android prior to 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.

Memory Corruption

A URL validation issue in WhatsApp for Android prior to v2.20.11 and WhatsApp Business for Android prior to v2.20.2 could have caused the recipient of a sticker message containing deliberately malformed data to load an image

CVE-2020-1890 7.5 - High - September 03, 2020

A URL validation issue in WhatsApp for Android prior to v2.20.11 and WhatsApp Business for Android prior to v2.20.2 could have caused the recipient of a sticker message containing deliberately malformed data to load an image from a sender-controlled URL without user interaction.

Improper Input Validation

A security feature bypass issue in WhatsApp Desktop versions prior to v0.3.4932 could have

CVE-2020-1889 10 - Critical - September 03, 2020

A security feature bypass issue in WhatsApp Desktop versions prior to 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.

A user controlled parameter used in video call in WhatsApp for Android prior to v2.20.17, WhatsApp Business for Android prior to v2.20.7, WhatsApp for iPhone prior to v2.20.20, and WhatsApp Business for iPhone prior to v2.20.20 could have

CVE-2020-1891 9.8 - Critical - September 03, 2020

A user controlled parameter used in video call in WhatsApp for Android prior to v2.20.17, WhatsApp Business for Android prior to v2.20.7, WhatsApp for iPhone prior to v2.20.20, and WhatsApp Business for iPhone prior to v2.20.20 could have allowed an out-of-bounds write on 32-bit devices.

Memory Corruption

A stack write overflow in WhatsApp for Android prior to v2.20.35, WhatsApp Business for Android prior to v2.20.20, WhatsApp for iPhone prior to v2.20.30, and WhatsApp Business for iPhone prior to v2.20.30 could have

CVE-2020-1894 8.8 - High - September 03, 2020

A stack write overflow in WhatsApp for Android prior to v2.20.35, WhatsApp Business for Android prior to v2.20.20, WhatsApp for iPhone prior to v2.20.30, and WhatsApp Business for iPhone prior to v2.20.30 could have allowed arbitrary code execution when playing a specially crafted push to talk message.

Memory Corruption

A vulnerability in WhatsApp Desktop versions prior to 0.3.9309 when paired with WhatsApp for iPhone versions prior to 2.20.10

CVE-2019-18426 8.2 - High - January 21, 2020

A vulnerability in WhatsApp Desktop versions prior to 0.3.9309 when paired with WhatsApp for iPhone versions prior to 2.20.10 allows cross-site scripting and local file reading. Exploiting the vulnerability requires the victim to click a link preview from a specially crafted text message.

XSS

A stack-based buffer overflow could be triggered in WhatsApp by sending a specially crafted MP4 file to a WhatsApp user

CVE-2019-11931 7.8 - High - November 14, 2019

A stack-based buffer overflow could be triggered in WhatsApp by sending a specially crafted MP4 file to a WhatsApp user. The issue was present in parsing the elementary stream metadata of an MP4 file and could result in a DoS or RCE. This affects Android versions prior to 2.19.274, iOS versions prior to 2.19.100, Enterprise Client versions prior to 2.25.3, Business for Android versions prior to 2.19.104 and Business for iOS versions prior to 2.19.100.

Memory Corruption

A heap buffer overflow bug in libpl_droidsonroids_gif before 1.2.19, as used in WhatsApp for Android before version 2.19.291 could

CVE-2019-11933 9.8 - Critical - October 23, 2019

A heap buffer overflow bug in libpl_droidsonroids_gif before 1.2.19, as used in WhatsApp for Android before version 2.19.291 could allow remote attackers to execute arbitrary code or cause a denial of service.

Memory Corruption

A double free vulnerability in the DDGifSlurp function in decoding.c in the android-gif-drawable library before version 1.2.18, as used in WhatsApp for Android before version 2.19.244 and many other Android applications

CVE-2019-11932 8.8 - High - October 03, 2019

A double free vulnerability in the DDGifSlurp function in decoding.c in the android-gif-drawable library before version 1.2.18, as used in WhatsApp for Android before version 2.19.244 and many other Android applications, allows remote attackers to execute arbitrary code or cause a denial of service when the library is used to parse a specially crafted GIF image.

Double-free

An integer overflow in WhatsApp media parsing libraries

CVE-2019-11927 7.8 - High - September 27, 2019

An integer overflow in WhatsApp media parsing libraries allows a remote attacker to perform an out-of-bounds write on the heap via specially-crafted EXIF tags in WEBP images. This issue affects WhatsApp for Android before version 2.19.143 and WhatsApp for iOS before version 2.19.100.

Memory Corruption

An input validation issue affected WhatsApp Desktop versions prior to 0.3.3793 which allows malicious clients to send files to users

CVE-2019-3571 5.3 - Medium - July 16, 2019

An input validation issue affected WhatsApp Desktop versions prior to 0.3.3793 which allows malicious clients to send files to users that would be displayed with a wrong extension.

Improper Input Validation

When receiving calls using WhatsApp for iOS, a missing size check when parsing a sender-provided packet allowed for a stack-based overflow

CVE-2018-20655 9.8 - Critical - June 14, 2019

When receiving calls using WhatsApp for iOS, a missing size check when parsing a sender-provided packet allowed for a stack-based overflow. This issue affects WhatsApp for iOS prior to v2.18.90.24 and WhatsApp Business for iOS prior to v2.18.90.24.

Memory Corruption

An out-of-bounds read was possible in WhatsApp due to incorrect parsing of RTP extension headers

CVE-2018-6350 9.8 - Critical - June 14, 2019

An out-of-bounds read was possible in WhatsApp due to incorrect parsing of RTP extension headers. This issue affects WhatsApp for Android prior to 2.18.276, WhatsApp Business for Android prior to 2.18.99, WhatsApp for iOS prior to 2.18.100.6, WhatsApp Business for iOS prior to 2.18.100.2, and WhatsApp for Windows Phone prior to 2.18.224.

Out-of-bounds Read

When receiving calls using WhatsApp for Android, a missing size check when parsing a sender-provided packet

CVE-2018-6349 9.8 - Critical - June 14, 2019

When receiving calls using WhatsApp for Android, a missing size check when parsing a sender-provided packet allowed for a stack-based overflow. This issue affects WhatsApp for Android prior to 2.18.248 and WhatsApp Business for Android prior to 2.18.132.

Memory Corruption

When receiving calls using WhatsApp on Android, a stack allocation failed to properly account for the amount of data being passed in

CVE-2018-6339 9.8 - Critical - June 14, 2019

When receiving calls using WhatsApp on Android, a stack allocation failed to properly account for the amount of data being passed in. An off-by-one error meant that data was written beyond the allocated space on the stack. This issue affects WhatsApp for Android starting in version 2.18.180 and was fixed in version 2.18.295. It also affects WhatsApp Business for Android starting in version v2.18.103 and was fixed in version v2.18.150.

Buffer Overflow

A buffer overflow vulnerability in WhatsApp VOIP stack

CVE-2019-3568 9.8 - Critical - May 14, 2019

A buffer overflow vulnerability in WhatsApp VOIP stack allowed remote code execution via specially crafted series of RTCP packets sent to a target phone number. The issue affects WhatsApp for Android prior to v2.19.134, WhatsApp Business for Android prior to v2.19.44, WhatsApp for iOS prior to v2.19.51, WhatsApp Business for iOS prior to v2.19.51, WhatsApp for Windows Phone prior to v2.18.348, and WhatsApp for Tizen prior to v2.18.15.

Buffer Overflow

A bug in WhatsApp for Android's messaging logic would potentially

CVE-2019-3566 5.9 - Medium - May 10, 2019

A bug in WhatsApp for Android's messaging logic would potentially allow a malicious individual who has taken over over a WhatsApp user's account to recover previously sent messages. This behavior requires independent knowledge of metadata for previous messages, which are not available publicly. This issue affects WhatsApp for Android 2.19.52 and 2.19.54 - 2.19.103, as well as WhatsApp Business for Android starting in v2.19.22 until v2.19.38.

A heap corruption in WhatsApp can be caused by a malformed RTP packet being sent after a call is established

CVE-2018-6344 7.5 - High - December 31, 2018

A heap corruption in WhatsApp can be caused by a malformed RTP packet being sent after a call is established. The vulnerability can be used to cause denial of service. It affects WhatsApp for Android prior to v2.18.293, WhatsApp for iOS prior to v2.18.93, and WhatsApp for Windows Phone prior to v2.18.172.

Memory Corruption

Facebook WhatsApp Messenger before 2.16.323 for Android uses the SD card for cleartext storage of files (Audio, Documents, Images, Video, and Voice Notes) associated with a chat, even after

CVE-2017-8769 4.6 - Medium - May 18, 2017

Facebook WhatsApp Messenger before 2.16.323 for Android uses the SD card for cleartext storage of files (Audio, Documents, Images, Video, and Voice Notes) associated with a chat, even after that chat is deleted. There may be users who expect file deletion to occur upon chat deletion, or who expect encryption (consistent with the application's use of an encrypted database to store chat text). NOTE: the vendor reportedly indicates that they do not "consider these to be security issues" because a user may legitimately want to preserve any file for use "in other apps like the Google Photos gallery" regardless of whether its associated chat is deleted

Missing Encryption of Sensitive Data