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I. Basic Information for CVE-2017-7843
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
When Private Browsing mode is used, it is possible for a web worker to write persistent data to IndexedDB and fingerprint a user uniquely. IndexedDB should not be available in Private Browsing mode and this stored data will persist across multiple private browsing mode sessions because it is not cleared when exiting. This vulnerability affects Firefox ESR < 52.5.2 and Firefox < 57.0.1.
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和Firefox ESR 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox和Firefox ESR都是美国Mozilla基金会开发的浏览器产品。Firefox是一款开源Web浏览器;Firefox ESR是Firefox的一个延长支持版本。 Mozilla Firefox ESR 52.5.2之前版本和Firefox 57.0.1之前版本中存在安全漏洞,该漏洞源于在私人浏览模式下IndexedDB仍然可用并且程序不会清除储存在私人浏览模式会话中的数据。攻击者可利用该漏洞向IndexedDB中写入持久数据。
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 ESR unspecified ~ 52.5.2 -
MozillaFirefox unspecified ~ 57.0.1 -
II. Public POCs for CVE-2017-7843
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III. Intelligence Information for CVE-2017-7843
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IV. Related Vulnerabilities
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