Vulnerability CVE-2020-11656
Published: 2020-04-09

Description:
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.

Type:

CWE-416

 (Use After Free)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Sqlite -> Sqlite 

 References:
https://security.netapp.com/advisory/ntap-20200416-0001/
https://www.sqlite.org/src/info/d09f8c3621d5f7f8
https://www3.sqlite.org/cgi/src/info/b64674919f673602
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