Description

An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. Invalid input to the function xmlrpc_decode() can lead to an invalid memory access (heap out of bounds read or read after free). This is related to xml_elem_parse_buf in ext/xmlrpc/libxmlrpc/xml_element.c.

Remediation

References

CVE-2019-9020

Related Vulnerabilities

Nginx Uncontrolled Resource Consumption Vulnerability (CVE-2018-16844)

MySQL CVE-2021-2001 Vulnerability (CVE-2021-2001)

Drupal Core 6.x Multiple Cross-Site Scripting Vulnerabilities (6.0 - 6.20)

PHP Improper Input Validation Vulnerability (CVE-2021-21705)

Oracle JRE CVE-2013-2443 Vulnerability (CVE-2013-2443)

Severity

Critical

Classification

CVE-2019-9020 CWE-416 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities