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I. Basic Information for CVE-2020-26950
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2.
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 资源管理错误漏洞
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。 Firefox 存在资源管理错误漏洞，攻击者可利用该漏洞通过Firefox的MCallGetProperty强制使用释放的内存区域，以触发拒绝服务，并可能运行代码。
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 < 82.0.3 -
MozillaFirefox ESR < 78.4.1 -
MozillaThunderbird < 78.4.2 -
II. Public POCs for CVE-2020-26950
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III. Intelligence Information for CVE-2020-26950
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New Vulnerabilities
Product: Firefox
Vendor: Mozilla
V. Comments for CVE-2020-26950

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