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I. Basic Information for CVE-2021-29959
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
When a user has already allowed a website to access microphone and camera, disabling camera sharing would not fully prevent the website from re-enabling it without an additional prompt. This was only possible if the website kept recording with the microphone until re-enabling the camera. This vulnerability affects Firefox < 89.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mozilla Firefox权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox存在权限许可和访问控制问题漏洞,该漏洞源于网站提示用户访问麦克风和摄像头的方式。当用户已经允许网站访问麦克风和摄像头时,禁用摄像头共享不会完全阻止网站在没有额外提示的情况下重新启用它。这只有在网站一直用麦克风录音直到重新启用摄像头的情况下才可能实现。该漏洞允许远程攻击者可利用该漏洞绕过已实现的安全限制。受影响的产品和版本如下:Firefox 89版本及之前版本。
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
MozillaFirefox unspecified ~ 89 -
II. Public POCs for CVE-2021-29959
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III. Intelligence Information for CVE-2021-29959
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IV. Related Vulnerabilities
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