CVE-2017-7189

main/streams/xp_socket.c in PHP 7.x before 2017-03-07 misparses fsockopen calls, such as by interpreting fsockopen('127.0.0.1:80', 443) as if the address/port were 127.0.0.1:80:443, which is later truncated to 127.0.0.1:80. This behavior has a security risk if the explicitly provided port number (i.e., 443 in this example) is hardcoded into an application as a security policy, but the hostname argument (i.e., 127.0.0.1:80 in this example) is obtained from untrusted input.
References
Link Resource
https://github.com/php/php-src/commit/bab0b99f376dac9170ac81382a5ed526938d595a Patch Third Party Advisory
https://bugs.php.net/bug.php?id=74192 Permissions Required Vendor Advisory
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Configurations

Configuration 1 (hide)

cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

Information

Published : 2019-07-10 08:15

Updated : 2019-07-17 09:39


NVD link : CVE-2017-7189

Mitre link : CVE-2017-7189


JSON object : View

CWE
CWE-20

Improper Input Validation

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Products Affected

php

  • php