CVE-2020-7064

CVE Details

Release Date:	2020-04-01
Impact:	None	What is this?

Description

In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.

See more information about CVE-2020-7064 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:	5.4
Vector String:	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Version:	3.0
Attack Vector:	Network
Attack Complexity:	Low
Privileges Required:	None
User Interaction:	Required
Scope:	Unchanged
Confidentiality Impact:	Low
Integrity Impact:	None
Availability Impact:	Low

Errata information

Platform	Errata	Release Date
Oracle Linux version 8 (libzip)	ELSA-2020-3662	2020-09-09
Oracle Linux version 8 (php)	ELSA-2020-3662	2020-09-09
Oracle Linux version 8 (php-pear)	ELSA-2020-3662	2020-09-09
Oracle Linux version 8 (php-pecl-apcu)	ELSA-2020-3662	2020-09-09
Oracle Linux version 8 (php-pecl-rrd)	ELSA-2020-3662	2020-09-09
Oracle Linux version 8 (php-pecl-xdebug)	ELSA-2020-3662	2020-09-09
Oracle Linux version 8 (php-pecl-zip)	ELSA-2020-3662	2020-09-09