SQL injection in WP Statistics - #VU18971
Published: July 3, 2019
Vulnerability identifier: #VU18971
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.
The vulnerability exists due to an endpoint of the API, which is exposed when the 'use cache plugin' setting is enabled. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.
Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.
PoC:
time curl -X POST 'http://host/wp-json/wpstatistics/v1/hit' --data "wp_statistics_hit=x&wp_statistics_hit[track_all]=1&wp_statistics_hit[page_uri]=x&wp_statistics_hit[search_query]=x' UNION ALL SELECT SLEEP(5)-- x"Affected software
WP Statistics
Remediation
Install updates from vendor's website.
WP Statistics - update to 12.6.7