SQL injection in ZrLog

1) SQL injection

EUVDB-ID: #VU21245

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2018-17420

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 passed via the keywords parameter. A remote authenticated administrator 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

Install update from vendor's website.

Vulnerable software versions

ZrLog: 2.0.0 - 2.0.8

CPE2.3

• cpe:2.3:a:zrlog:zrlog:2.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:zrlog:zrlog:2.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:zrlog:zrlog:2.0.2:*:*:*:*:*:*:*

External links

https://github.com/94fzb/zrlog/issues/37

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.