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I. Basic Information for CVE-2021-24026
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
Facebook WhatsApp 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Facebook WhatsApp是美国Facebook公司的一套利用网络传送短信的移动应用程序。该应用程序通过智能手机中的联络人信息，查找使用该软件的联络人传送文字、图片等。WhatsApp Business是WhatsApp的商用版。 WhatsApp 存在安全漏洞，该漏洞允许越界写入。以下产品及版本受到影响：WhatsApp for Android prior to v2.21.3, WhatsApp Business for Android prior to v2.21.3, WhatsApp f
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
FacebookWhatsApp Business for iOS unspecified ~ v2.21.32 -
FacebookWhatsApp for iOS unspecified ~ v2.21.32 -
FacebookWhatsApp Business for Android unspecified ~ v2.21.3 -
FacebookWhatsApp for Android unspecified ~ v2.21.3 -
II. Public POCs for CVE-2021-24026
#POC DescriptionSource LinkShenlong Link
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III. Intelligence Information for CVE-2021-24026
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IV. Related Vulnerabilities
Same product: WhatsApp Business for iOS
Same vendor: Facebook
Same weakness: CWE-787
V. Comments for CVE-2021-24026

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