#VU23189 Input validation error in SQLite

Published: 2019-12-02 | Updated: 2020-01-29

Vulnerability identifier: #VU23189

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-19242


Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Server applications / Database software

Vendor: SQLite


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.

Install update from vendor's website.

Vulnerable software versions

SQLite: 3.26.0 - 3.30.1

External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Latest bulletins with this vulnerability