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CVE-2018-6345

EPSS 0.92% · P76
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I. Basic Information for CVE-2018-6345

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The function number_format is vulnerable to a heap overflow issue when its second argument ($dec_points) is excessively large. The internal implementation of the function will cause a string to be created with an invalid length, which can then interact poorly with other functions. This affects all supported versions of HHVM (3.30.1 and 3.27.5 and below).
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Facebook HHVM 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Facebook HHVM（又名HipHop Virtual Machine）是美国Facebook公司的一款能够显著提高PHP加载动态页面性能的虚拟机。 Facebook HHVM 3.30.1及之前版本和3.27.5及之前版本中的‘number_format’函数存在堆溢出漏洞。攻击者可利用该漏洞损坏数据。
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
FacebookHHVM 3.30.2 -

II. Public POCs for CVE-2018-6345

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III. Intelligence Information for CVE-2018-6345

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Same Patch Batch · Facebook · 2019-01-15 · 3 CVEs total

CVE-2019-3554Facebook Wangle 安全漏洞
CVE-2019-3557Facebook HHVM 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: HHVM
Same vendor: Facebook
Same weakness: CWE-122

V. Comments for CVE-2018-6345

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