Vulnerability identifier: #VU23914
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:
CWE-ID:
CWE-476
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
SQLite
Server applications /
Database software
Vendor: SQLite
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to flattenSubquery in "select.c" mishandles certain uses of SELECT DISTINCT involving a LEFT JOIN in which the right-hand side is a view. A remote attacker can cause a NULL pointer dereference and perform a denial of service (DoS) attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
SQLite: 3.30.1
External links
http://github.com/sqlite/sqlite/commit/396afe6f6aa90a31303c183e11b2b2d4b7956b35
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.