SQL injection in Textpattern CMS

1) SQL injection

EUVDB-ID: #VU47421

Risk: High

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2018-7474

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

Exploit availability: Yes

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 "qty" parameter on the index.php page. 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

Install updates from vendor's website.

Vulnerable software versions

Textpattern CMS: 4.0.0 - 4.6.2

CPE2.3

• cpe:2.3:a:textpattern:textpattern:4.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:textpattern:textpattern:4.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:textpattern:textpattern:4.0.2:*:*:*:*:*:*:*

External links

https://seclists.org/fulldisclosure/2018/Mar/34
https://www.exploit-db.com/exploits/44277/

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.