cve/2018/CVE-2018-12882.md

CVE-2018-12882

Description

exif_read_from_impl in ext/exif/exif.c in PHP 7.2.x through 7.2.7 allows attackers to trigger a use-after-free (in exif_read_from_file) because it closes a stream that it is not responsible for closing. The vulnerable code is reachable through the PHP exif_read_data function.

POC

Reference

• https://hackerone.com/reports/371135

Github

• https://github.com/0xbigshaq/php7-internals
• https://github.com/RClueX/Hackerone-Reports
• https://github.com/geeknik/cve-fuzzing-poc
• https://github.com/imhunterand/hackerone-publicy-disclosed