Improper Input Validation Affecting php-mysqlnd package, versions <0:7.4.19-2.module+el8.6.0+20552+0a59ce9f


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
1.94% (78th percentile)

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  • Snyk IDSNYK-ORACLE8-PHPMYSQLND-2829756
  • published18 May 2022
  • disclosed4 Oct 2021

Introduced: 4 Oct 2021

CVE-2021-21705  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Oracle:8 php-mysqlnd to version 0:7.4.19-2.module+el8.6.0+20552+0a59ce9f or higher.
This issue was patched in ELSA-2022-1935.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php-mysqlnd package and not the php-mysqlnd package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

In PHP versions 7.3.x below 7.3.29, 7.4.x below 7.4.21 and 8.0.x below 8.0.8, when using URL validation functionality via filter_var() function with FILTER_VALIDATE_URL parameter, an URL with invalid password field can be accepted as valid. This can lead to the code incorrectly parsing the URL and potentially leading to other security implications - like contacting a wrong server or making a wrong access decision.

CVSS Base Scores

version 3.1