CVE-2020-11656: SQL Injection
In SQLite through 3.31.1 the ALTER TABLE implementation has a use-after-free as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement.
Other sources
In SQLite through 3.31.1, the ALTER TABLE implementation has a use-after-free, as demonstrated by an ORDER BY clause that belongs to a compound SELECT statement.
— MITRE
Affected Software
Remediation
Patch Available
Patch Available
Event History
Frequently Asked Questions
What is CVE-2020-11656?
CVE-2020-11656 is a vulnerability in SQLite through version 3.31.1 that allows for a use-after-free exploit in the ALTER TABLE implementation.
What is the severity of CVE-2020-11656?
The severity of CVE-2020-11656 is critical with a CVSS score of 9.8.
Which software is affected by CVE-2020-11656?
Software affected by CVE-2020-11656 includes SQLite, NetApp ONTAP Select Deploy administration utility, Oracle Communications Network Charging And Control, Oracle Enterprise Manager Ops Center, Oracle Hyperion Infrastructure Technology, Oracle MySQL, Oracle MySQL Workbench, Oracle Outside In Technology, Oracle ZFS Storage Appliance Kit, Oracle Communications Messaging Server, Siemens Sinec Infrastructure Network Services, and Tenable Tenable.sc.
What is a use-after-free vulnerability?
A use-after-free vulnerability is a type of memory vulnerability where an attacker can exploit a program by accessing or manipulating memory after it has been freed.
How can I fix CVE-2020-11656?
To fix CVE-2020-11656, upgrade to a version of SQLite that is higher than 3.31.1.