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I. Basic Information for CVE-2019-20838
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454.
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
PCRE 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PCRE是Philip Hazel软件开发者的一款使用C语言编写的开源正则表达式函数库。 PCRE 8.43之前版本中的libpcre存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
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
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II. Public POCs for CVE-2019-20838
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III. Intelligence Information for CVE-2019-20838
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IV. Related Vulnerabilities
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Same vendor: n/a
V. Comments for CVE-2019-20838

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