SonicWall SSLVPN SMA100 10.x sql injection

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.1$0-$5k0.00

A vulnerability has been found in SonicWall SSLVPN SMA100 10.x (Firewall Software) and classified as critical. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a sql injection vulnerability. The CWE definition for the vulnerability is CWE-89. As an impact it is known to affect confidentiality, integrity, and availability. An attacker might be able inject and/or alter existing SQL statements which would influence the database exchange. The summary by CVE is:

A SQL-Injection vulnerability in the SonicWall SSLVPN SMA100 product allows a remote unauthenticated attacker to perform SQL query to access username password and other session related information. This vulnerability impacts SMA100 build version 10.x.

The weakness was published 02/04/2021 as SNWLID-2021-0001. It is possible to read the advisory at psirt.global.sonicwall.com. This vulnerability is known as CVE-2021-20016 since 12/17/2020. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a private exploit is available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/23/2021).

It is declared as functional.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfoedit

Class: Sql injection
CWE: CWE-89
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Access: Private
Status: Functional

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
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Countermeasuresinfoedit

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfoedit

12/17/2020 CVE assigned
02/04/2021 +49 days Advisory disclosed
02/04/2021 +0 days VulDB entry created
02/23/2021 +19 days VulDB last update

Sourcesinfoedit

Advisory: SNWLID-2021-0001
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2021-20016 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfoedit

Created: 02/04/2021 06:50 PM
Updated: 02/23/2021 02:55 PM
Changes: (3) source_cve_assigned source_cve_nvd_summary advisory_confirm_url
Complete: 🔍

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