Multiple vulnerabilities in PortlandLabs concrete5

Published: 2017-09-07 | Updated: 2021-03-18

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2015-4721 CVE-2015-4724
CWE-ID	CWE-79 CWE-89
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	concrete5 Web applications / CMS
Vendor	PortlandLabs

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Cross-site scripting

EUVDB-ID: #VU38353

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-4721

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Multiple cross-site scripting (XSS) vulnerabilities in Concrete5 5.7.3.1.

Mitigation

Install update from vendor's website.

Vulnerable software versions

concrete5: 5.7.3.1

External links

http://hackerone.com/reports/59661

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.

2) SQL injection

EUVDB-ID: #VU38354

Risk: High

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

CVE-ID: CVE-2015-4724

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.