CVE-2021-20041
7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: NVD
Description
An unauthenticated and remote adversary can consume all of the device's CPU due to crafted HTTP requests sent to SMA100 /fileshare/sonicfiles/sonicfiles resulting in a loop with unreachable exit condition. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.
Affected (15)
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Version 10.2.0.8-37sv |
| Running on/with | Platform Versions |
|---|---|
Sonicwall Sma 200 | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| Version 10.2.0.8-37sv |
| Running on/with | Platform Versions |
|---|---|
Sonicwall Sma 210 | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| Version 10.2.0.8-37sv |
| Running on/with | Platform Versions |
|---|---|
Sonicwall Sma 410 | All versions |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| Version 10.2.0.8-37sv |
| Running on/with | Platform Versions |
|---|---|
Sonicwall Sma 400 | All versions |
Configuration E
| Vulnerable Software | Affected Versions |
|---|---|
| Version 10.2.0.8-37sv |
| Running on/with | Platform Versions |
|---|---|
Sonicwall Sma 500v | All versions |
References (2)
Source: PSIRT@sonicwall.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Timeline
No history available yet.