CVE-2021-20040
high-risk
Published 2021-12-08
A relative path traversal vulnerability in the SMA100 upload funtion allows a remote unauthenticated attacker to upload crafted web pages or files as a 'nobody' user. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.
Do I need to act?
~
8.8% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (10)
Affected Vendors
References (2)
Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026
Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026
52
/ 100
high-risk
Severity
26/34 · High
Exploitability
10/34 · Low
Exposure
16/34 · Moderate