Untrusted Pointer Dereference in SQLite - CVE-2019-19880
Published: December 23, 2019 / Updated: January 22, 2020
Vulnerability identifier: #VU23794
CSH Severity: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-19880
CWE-ID: CWE-822
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
SQLite
SQLite
Software vendor:
SQLite
SQLite
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to invalid pointer dereference in exprListAppendList() function in window.c when processing constant integer values in ORDER BY clauses. A remote attacker with ability to interact with a query can execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.