Description

In PHP versions 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using mb_strtolower() function with UTF-32LE encoding, certain invalid strings could cause PHP to overwrite stack-allocated buffer. This could lead to memory corruption, crashes and potentially code execution.

Remediation

References

CVE-2020-7065

Related Vulnerabilities

WordPress Plugin Accessibility Suite by Online ADA SQL Injection (2.0.10)

PostgreSQL Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2021-32028)

Drupal Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2020-13666)

WordPress Plugin WP-RecentComments Information Disclosure (2.2.7)

WordPress Plugin WP Learn Manager Cross-Site Scripting (1.1.2)

Severity

High

Classification

CVE-2020-7065 CWE-787 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities