#VU25594 NULL pointer dereference in PHP - CVE-2020-7062

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Main Vulnerability Database Vulnerabilities #VU25594

#VU25594 NULL pointer dereference in PHP - CVE-2020-7062

Published: February 25, 2020


Vulnerability identifier: #VU25594
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-7062
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
PHP
Software vendor:
PHP Group

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in session.c when handling file uploads. A remote attacker can send a specially crafted HTTP POST request to the affected application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links