SQL injection in nextcloud

1) SQL injection

EUVDB-ID: #VU35648

Risk: High

CVSSv3.1: 9 [AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-5454

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

nextcloud: 1.0.0 - 3.0.0

CPE2.3

• cpe:2.3:a:nextcloud:nextcloud:1.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:nextcloud:nextcloud:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:nextcloud:nextcloud:1.1.0:*:*:*:*:*:*:*

External links

http://hackerone.com/reports/291764

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.