CVE-2018-19274

HIGH

phpBB < 3.2.4 - Authenticated Remote Code Execution via Phar Deserialization

Title source: llm
STIX 2.1

Description

Passing an absolute path to a file_exists check in phpBB before 3.2.4 allows Remote Code Execution through Object Injection by employing Phar deserialization when an attacker has access to the Admin Control Panel with founder permissions.

References (3)

Core 3
Core References
Patch, Vendor Advisory x_refsource_confirm
https://www.phpbb.com/community/viewtopic.php?f=14&t=2492206
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/11/msg00029.html

Scores

CVSS v3 7.2
EPSS 0.0520
EPSS Percentile 91.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-502 CWE-1321
Status published
Products (3)
debian/debian_linux 8.0
phpbb/phpbb < 3.2.4
phpbb/phpbb 0 - 3.2.4Packagist
Published Nov 17, 2018
Tracked Since Feb 18, 2026