[ASA-202101-9] php: insufficient validation

[Morten Linderud]

Arch Linux Security Advisory ASA-202101-9
=========================================

Severity: Medium
Date    : 2021-01-12
CVE-ID  : CVE-2020-7071
Package : php
Type    : insufficient validation
Remote  : No
Link    : https://security.archlinux.org/AVG-1415

Summary
=======

The package php before version 7.4.14-1 is vulnerable to insufficient
validation.

Resolution
==========

Upgrade to 7.4.14-1.

# pacman -Syu "php>=7.4.14-1"

The problem has been fixed upstream in version 7.4.14.

Workaround
==========

None.

Description
===========

A security issue was found in the php_url_parse_ex() function in PHP,
which leads to FILTER_VALIDATE_URL accepting URLs with invalid
userinfo. It is fixed in versions 8.0.1, 7.4.14 and 7.3.26.

Impact
======

A malicious remote user might bypass URL validation.

References
==========

https://bugs.archlinux.org/task/69242
https://bugs.php.net/bug.php?id=77423
https://git.php.net/?p=php-src.git;a=commitdiff;h=b7f837381ef642d7fb369bfd0069e7525d4c22ea
https://git.php.net/?p=php-src.git;a=commitdiff;h=5346d0ae69f290c7704a39cd10a574a2d661f05a
https://git.php.net/?p=php-src.git;a=commitdiff;h=d4f5aed22193106271510efd643ba8f349b7d85f
https://security.archlinux.org/CVE-2020-7071
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