Multiple vulnerabilities in KonaWiki2

Published: 2021-05-13

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-20720 CVE-2021-20721
CWE-ID	CWE-89 CWE-434
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	KonaWiki2 Web applications / Other software
Vendor

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) SQL injection

EUVDB-ID: #VU53203

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-20720

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

Install updates from vendor's website.

Vulnerable software versions

KonaWiki2: before 2.2.4

External links

http://jvn.jp/en/jp/JVN34232719/index.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.

2) Arbitrary file upload

EUVDB-ID: #VU53204