CVE-2021-21702

CVE Details

Release Date:	2021-02-15
Impact:	None	What is this?

Description

In PHP versions 7.3.x below 7.3.27, 7.4.x below 7.4.15 and 8.0.x below 8.0.2, when using SOAP extension to connect to a SOAP server, a malicious SOAP server could return malformed XML data as a response that would cause PHP to access a null pointer and thus cause a crash.

See more information about CVE-2021-21702 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:	7.5
Vector String:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version:	3.0
Attack Vector:	Network
Attack Complexity:	Low
Privileges Required:	None
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 8 (libzip)	ELSA-2021-4213	2021-11-16
Oracle Linux version 8 (php)	ELSA-2021-4213	2021-11-16
Oracle Linux version 8 (php-pear)	ELSA-2021-4213	2021-11-16
Oracle Linux version 8 (php-pecl-apcu)	ELSA-2021-4213	2021-11-16
Oracle Linux version 8 (php-pecl-rrd)	ELSA-2021-4213	2021-11-16
Oracle Linux version 8 (php-pecl-xdebug)	ELSA-2021-4213	2021-11-16
Oracle Linux version 8 (php-pecl-zip)	ELSA-2021-4213	2021-11-16