// For flags

CVE-2021-20042

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An unauthenticated remote attacker can use SMA 100 as an unintended proxy or intermediary undetectable proxy to bypass firewall rules. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

Un atacante remoto no autenticado puede usar el SMA 100 como un proxy no intencionado o un proxy no detectable para omitir las reglas del firewall. Esta vulnerabilidad afecta a los dispositivos SMA 200, 210, 400, 410 y 500v

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-12-17 CVE Reserved
  • 2021-12-08 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-09-06 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sonicwall
Search vendor "Sonicwall"
Sma 200 Firmware
Search vendor "Sonicwall" for product "Sma 200 Firmware"
9.0.0.11-31sv
Search vendor "Sonicwall" for product "Sma 200 Firmware" and version "9.0.0.11-31sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 200
Search vendor "Sonicwall" for product "Sma 200"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 200 Firmware
Search vendor "Sonicwall" for product "Sma 200 Firmware"
10.2.0.8-37sv
Search vendor "Sonicwall" for product "Sma 200 Firmware" and version "10.2.0.8-37sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 200
Search vendor "Sonicwall" for product "Sma 200"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 200 Firmware
Search vendor "Sonicwall" for product "Sma 200 Firmware"
10.2.1.1-19sv
Search vendor "Sonicwall" for product "Sma 200 Firmware" and version "10.2.1.1-19sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 200
Search vendor "Sonicwall" for product "Sma 200"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 210 Firmware
Search vendor "Sonicwall" for product "Sma 210 Firmware"
9.0.0.11-31sv
Search vendor "Sonicwall" for product "Sma 210 Firmware" and version "9.0.0.11-31sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 210
Search vendor "Sonicwall" for product "Sma 210"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 210 Firmware
Search vendor "Sonicwall" for product "Sma 210 Firmware"
10.2.0.8-37sv
Search vendor "Sonicwall" for product "Sma 210 Firmware" and version "10.2.0.8-37sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 210
Search vendor "Sonicwall" for product "Sma 210"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 210 Firmware
Search vendor "Sonicwall" for product "Sma 210 Firmware"
10.2.1.1-19sv
Search vendor "Sonicwall" for product "Sma 210 Firmware" and version "10.2.1.1-19sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 210
Search vendor "Sonicwall" for product "Sma 210"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 410 Firmware
Search vendor "Sonicwall" for product "Sma 410 Firmware"
9.0.0.11-31sv
Search vendor "Sonicwall" for product "Sma 410 Firmware" and version "9.0.0.11-31sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 410
Search vendor "Sonicwall" for product "Sma 410"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 410 Firmware
Search vendor "Sonicwall" for product "Sma 410 Firmware"
10.2.0.8-37sv
Search vendor "Sonicwall" for product "Sma 410 Firmware" and version "10.2.0.8-37sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 410
Search vendor "Sonicwall" for product "Sma 410"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 410 Firmware
Search vendor "Sonicwall" for product "Sma 410 Firmware"
10.2.1.1-19sv
Search vendor "Sonicwall" for product "Sma 410 Firmware" and version "10.2.1.1-19sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 410
Search vendor "Sonicwall" for product "Sma 410"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 400 Firmware
Search vendor "Sonicwall" for product "Sma 400 Firmware"
9.0.0.11-31sv
Search vendor "Sonicwall" for product "Sma 400 Firmware" and version "9.0.0.11-31sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 400
Search vendor "Sonicwall" for product "Sma 400"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 400 Firmware
Search vendor "Sonicwall" for product "Sma 400 Firmware"
10.2.0.8-37sv
Search vendor "Sonicwall" for product "Sma 400 Firmware" and version "10.2.0.8-37sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 400
Search vendor "Sonicwall" for product "Sma 400"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 400 Firmware
Search vendor "Sonicwall" for product "Sma 400 Firmware"
10.2.1.1-19sv
Search vendor "Sonicwall" for product "Sma 400 Firmware" and version "10.2.1.1-19sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 400
Search vendor "Sonicwall" for product "Sma 400"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 500v Firmware
Search vendor "Sonicwall" for product "Sma 500v Firmware"
9.0.0.11-31sv
Search vendor "Sonicwall" for product "Sma 500v Firmware" and version "9.0.0.11-31sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 500v
Search vendor "Sonicwall" for product "Sma 500v"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 500v Firmware
Search vendor "Sonicwall" for product "Sma 500v Firmware"
10.2.0.8-37sv
Search vendor "Sonicwall" for product "Sma 500v Firmware" and version "10.2.0.8-37sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 500v
Search vendor "Sonicwall" for product "Sma 500v"
--
Safe
Sonicwall
Search vendor "Sonicwall"
Sma 500v Firmware
Search vendor "Sonicwall" for product "Sma 500v Firmware"
10.2.1.1-19sv
Search vendor "Sonicwall" for product "Sma 500v Firmware" and version "10.2.1.1-19sv"
-
Affected
in Sonicwall
Search vendor "Sonicwall"
Sma 500v
Search vendor "Sonicwall" for product "Sma 500v"
--
Safe