Input validation error in SQLite - CVE-2019-19242

 

Input validation error in SQLite - CVE-2019-19242

Published: December 2, 2019 / Updated: January 29, 2020


Vulnerability identifier: #VU23189
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-19242
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: SQLite
Affected software:
SQLite

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation within the sqlite3ExprCodeTarget(0 function in expr.c when processing the TK_COLUMN case. A remote attacker can pass specially crafted data to the application and perform a denial of service attack.


How to mitigate CVE-2019-19242

Install update from vendor's website.

Sources