Php · Php Exif Extension · CVE-2019-11036
**Name of the Vulnerable Software and Affected Versions**
PHP EXIF extension versions 7.1.x through 7.1.28
PHP EXIF extension versions 7.2.x through 7.2.17
PHP EXIF extension versions 7.3.x through 7.3.4
**Description**
The issue is related to the PHP EXIF extension, where processing certain files can cause it to read past the allocated buffer in the `exif process IFD TAG` function. This may lead to information disclosure or a crash, potentially allowing a remote attacker to gain unauthorized access to information or cause a denial of service.
**Recommendations**
For PHP EXIF extension versions 7.1.x through 7.1.28, update to version 7.1.29 or later.
For PHP EXIF extension versions 7.2.x through 7.2.17, update to version 7.2.18 or later.
For PHP EXIF extension versions 7.3.x through 7.3.4, update to version 7.3.5 or later.