SQL injection in PostgreSQL - CVE-2018-16850
Published: November 9, 2018 / Updated: November 12, 2018
Vulnerability identifier: #VU15796
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-16850
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: PostgreSQL Global Development Group
Affected software:
PostgreSQL
PostgreSQL
Detailed vulnerability description
The vulnerability allows a remote authenticated attacker to execute arbitrary SQL commands in web application database.
The vulnerability exists due to insufficient sanitization of statements involving CREATE TRIGGER REFERENCING. A remote attacker can send a specially crafted HTTP request to vulnerable script and execute arbitrary SQL commands in web application database when running the pg_upgrade utility on the database or during a pg_dump utility dump/restore cycle.
Successful exploitation of the vulnerability may allow an attacker to gain administrative access to vulnerable web application.
How to mitigate CVE-2018-16850
The vulnerability has been fixed in the versions 10.6, 11.1.