#VU27024 Use-after-free in SQLite - CVE-2020-11656
Published: April 20, 2020 / Updated: October 28, 2023
Vulnerability identifier: #VU27024
Vulnerability risk: High
CVSSv4.0: 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/E:U/U:Amber
CVE-ID: CVE-2020-11656
CWE-ID: CWE-416
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 vulnerable system.
The vulnerability exists due to a use-after-free error in the ALTER TABLE implementation. A remote attacker can execute arbitrary code on the target system, as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install update from vendor's website.