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CVE-2019-11034— Heap over-read in PHP EXIF extension

EPSS 2.74% · P86
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I. Basic Information for CVE-2019-11034

Vulnerability Information
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Vulnerability Title
Heap over-read in PHP EXIF extension
Source: NVD (National Vulnerability Database)
Vulnerability Description
When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.28, 7.2.x below 7.2.17 and 7.3.x below 7.3.4 can be caused to read past allocated buffer in exif_process_IFD_TAG function. This may lead to information disclosure or crash.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
PHP EXIF扩展缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PHP（PHP：Hypertext Preprocessor，PHP：超文本预处理器）是PHPGroup和开放源代码社区的共同维护的一种开源的通用计算机脚本语言。该语言主要用于Web开发，支持多种数据库及操作系统。EXIF extension是其中的一个用于读取和编写图像元数据的扩展。 PHP EXIF扩展中的‘exif_process_IFD_TAG function’函数存在堆缓冲区溢出漏洞，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
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
PHP GroupPHP 7.1.x ~ 7.1.28 -

II. Public POCs for CVE-2019-11034

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III. Intelligence Information for CVE-2019-11034

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IV. Related Vulnerabilities

Same product: PHP
Same vendor: PHP Group
Same weakness: CWE-125

V. Comments for CVE-2019-11034

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