CVE-2019-11039— Out-of-bounds read in iconv.c
Quick assessment
Affected
PHP Group PHP
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.
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。 PHP 7.1.30之前的7.1.x版本、7.2.19之前的7.2.x版本和7.3.6之前的 7.3.x版本中的‘iconv_mime_decode_headers()’函数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
Possible ATT&CK Techniques 1 AI
T1059.001 · PowerShell
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I. Basic Information for CVE-2019-11039
Vulnerability Information
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Vulnerability Title
Out-of-bounds read in iconv.c
Source: CVE Program / CVE List V5
Vulnerability Description
Function iconv_mime_decode_headers() in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
PHP 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。 PHP 7.1.30之前的7.1.x版本、7.2.19之前的7.2.x版本和7.3.6之前的 7.3.x版本中的‘iconv_mime_decode_headers()’函数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
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
II. Public POCs for CVE-2019-11039
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Vendor Advisories for CVE-2019-11039 (4)
Mailing List Discussions for CVE-2019-11039 (3)
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http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00029.html vendor-advisory x_refsource_SUSE
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Other References for CVE-2019-11039 (1)
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https://bugs.php.net/bug.php?id=78069 x_refsource_CONFIRM
Same Patch Batch · PHP Group · 2019-06-18 · 3 CVEs total
| CVE-2019-11038 | Uninitialized read in gdImageCreateFromXbm | |
| CVE-2019-11040 | Heap buffer overflow in EXIF extension |
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V. Comments for CVE-2019-11039
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