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CVE-2020-6823

Quick assessment

Affected
Mozilla Firefox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 75之前版本中存在安全漏洞。攻击者可利用该漏洞获取授权码并获取用户账户的访问权限。

AI Predicted 7.5 Difficulty: Easy EPSS 1.61% · P74

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-6823

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A malicious extension could have called <code>browser.identity.launchWebAuthFlow</code>, controlling the redirect_uri, and through the Promise returned, obtain the Auth code and gain access to the user's account at the service provider. This vulnerability affects Firefox < 75.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Mozilla Firefox 安全漏洞
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 75之前版本中存在安全漏洞。攻击者可利用该漏洞获取授权码并获取用户账户的访问权限。
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

Vendor Product Affected Versions CPE Subscribe
Mozilla Firefox unspecified ~ 75 -

II. Public POCs for CVE-2020-6823

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III. Intelligence Information for CVE-2020-6823

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Vendor Advisories for CVE-2020-6823 (2)

Same Patch Batch · Mozilla · 2020-04-24 · 10 CVEs total

CVE-2020-6819 多款Mozilla产品 竞争条件问题漏洞
CVE-2020-6820 多款Mozilla产品 竞争条件问题漏洞
CVE-2020-6821 多款Mozilla产品缓冲区错误漏洞
CVE-2020-6822 多款Mozilla产品缓冲区错误漏洞
CVE-2020-6824 Mozilla Firefox 授权问题漏洞
CVE-2020-6826 Mozilla Firefox 缓冲区错误漏洞
CVE-2020-6825 多款Mozilla产品缓冲区错误漏洞
CVE-2020-6827 Mozilla Firefox ESR 安全漏洞
CVE-2020-6828 Mozilla Firefox ESR 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: Firefox
Same vendor: Mozilla

V. Comments for CVE-2020-6823

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