CVE-2025-1220

CVE Details

Release Date:	2025-07-13
Impact:	Low	What is this?

Description

In PHP versions:8.1.* before 8.1.33, 8.2.* before 8.2.29, 8.3.* before 8.3.23, 8.4.* before 8.4.10 some functions like fsockopen() lack validation that the hostname supplied does not contain null characters. This may lead to other functions like parse_url() treat the hostname in different way, thus opening way to security problems if the user code implements access checks before access using such functions.

See more information about CVE-2025-1220 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	3.7
Vector String:	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Version:	3.1
Attack Vector:	Network
Attack Complexity:	High
Privileges Required:	None
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	Low
Integrity Impact:	None
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 9 (php)	ELSA-2025-23309	2025-12-19
Oracle Linux version 9 (php-pecl-apcu)	ELSA-2025-23309	2025-12-19
Oracle Linux version 9 (php-pecl-redis6)	ELSA-2025-23309	2025-12-19
Oracle Linux version 9 (php-pecl-rrd)	ELSA-2025-23309	2025-12-19
Oracle Linux version 9 (php-pecl-xdebug3)	ELSA-2025-23309	2025-12-19
Oracle Linux version 9 (php-pecl-zip)	ELSA-2025-23309	2025-12-19