Vulnerability · Published Feb 15, 2021 · Assigned by php

CVE-2020-7071FILTER_VALIDATE_URL accepts URLs with invalid userinfo

Medium 5.3

In plain English

A medium-severity improper input validation in PHP from PHP Group. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.9% (higher than 87% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)2.9%top 13.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In PHP versions 7.3.x below 7.3.26, 7.4.x below 7.4.14 and 8.0.0, when validating URL with functions like filter_var($url, FILTER_VALIDATE_URL), PHP will accept an URL with invalid password as valid URL. This may lead to functions that rely on URL being valid to mis-parse the URL and produce wrong data as components of the URL.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8apcu-panel5.1.18-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8libzip1.6.1-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8libzip-devel1.6.1-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8libzip-tools1.6.1-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8php7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-bcmath7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-cli7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-common7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-dba7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-dbg7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-devel7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-embedded7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-enchant7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-ffi7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-fpm7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-gd7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-gmp7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-intl7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-json7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-ldap7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-mbstring7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-mysqlnd7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-odbc7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-opcache7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-pdo7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-pear1:1.10.12-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8php-pecl-apcu5.1.18-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8php-pecl-apcu-devel5.1.18-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8php-pecl-rrd2.0.1-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8php-pecl-rrd2.0.1-1.module_el8.4.0+2229+b272fdefALSA-2021:4213
AlmaLinux:8php-pecl-rrd2.0.1-1.module_el8.3.0+2009+b272fdefALSA-2021:4213
AlmaLinux:8php-pecl-xdebug2.9.5-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8php-pecl-zip1.18.2-1.module_el8.6.0+2750+78feabcbALSA-2021:4213
AlmaLinux:8php-pgsql7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-process7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-snmp7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-soap7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-xml7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
AlmaLinux:8php-xmlrpc7.4.19-3.module_el8.6.0+2976+8b9a0d08ALSA-2021:4213
Rocky Linux:8libzip0:1.6.1-1.module+el8.6.0+789+2130c178RLSA-2021:4213
Rocky Linux:8libzip0:1.6.1-1.module+el8.4.0+415+e936cba3RLSA-2021:4213
Rocky Linux:8php0:7.4.19-1.module+el8.5.0+696+61e7c9baRLSA-2021:4213
Rocky Linux:8php-pear1:1.10.12-1.module+el8.4.0+415+e936cba3RLSA-2021:4213
Rocky Linux:8php-pear1:1.10.12-1.module+el8.6.0+789+2130c178RLSA-2021:4213
Rocky Linux:8php-pecl-apcu0:5.1.18-1.module+el8.6.0+789+2130c178RLSA-2021:4213
Rocky Linux:8php-pecl-apcu0:5.1.18-1.module+el8.4.0+415+e936cba3RLSA-2021:4213
Rocky Linux:8php-pecl-rrd0:2.0.1-1.module+el8.4.0+414+2e7afcddRLSA-2021:4213
Rocky Linux:8php-pecl-xdebug0:2.9.5-1.module+el8.4.0+415+e936cba3RLSA-2021:4213
Rocky Linux:8php-pecl-zip0:1.18.2-1.module+el8.6.0+789+2130c178RLSA-2021:4213
Rocky Linux:8php-pecl-zip0:1.18.2-1.module+el8.4.0+415+e936cba3RLSA-2021:4213

Affected products (as reported)

VendorProductVersions
PHP Group PHP 7.3.x – before 7.3.267.4.x – before 7.4.148.0.X – before 8.0.1

Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References