#VU62294 SQL injection in SMA 100 - CVE-2021-20028

Vulnerability identifier: #VU62294

Vulnerability risk: High

CVSSv4.0: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2021-20028

CWE-ID: CWE-89

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SMA 100
Hardware solutions / Security hardware applicances

Vendor: SonicWall

Description

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

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote user 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.

Note, the vulnerability is being actively exploited in the wild.

Mitigation
Install update from vendor's website.

Vulnerable software versions

SMA 100: 9.0.0.9-26sv, 10.2.0.2-20sv, 10.2.0.3-24sv, 10.2.0.5-d-29sv, 10.2.0.6-31sv

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External links
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0017

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.