#VU34077 Use-after-free in SQLite


Published: 2020-08-06 | Updated: 2023-10-28

Vulnerability identifier: #VU34077

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-13630

CWE-ID: CWE-416

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SQLite
Server applications / Database software

Vendor: SQLite

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the fts3EvalNextRow() function in ext/fts3/fts3.c. A remote attacker can pass specially crafted data to application, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SQLite: 3.8.8.3 - 3.31.1


External links
http://bugs.chromium.org/p/chromium/issues/detail?id=1080459
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L7KXQWHIY2MQP4LNM6ODWJENMXYYQYBN/
http://security.FreeBSD.org/advisories/FreeBSD-SA-20:22.sqlite.asc
http://security.gentoo.org/glsa/202007-26
http://security.netapp.com/advisory/ntap-20200608-0002/
http://sqlite.org/src/info/0d69f76f0865f962
http://usn.ubuntu.com/4394-1/
http://www.oracle.com/security-alerts/cpujul2020.html


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