High severity · published May 13, 2021
CVE-2021-20025
SonicWall Email Security Virtual Appliance version 10.0.9 and earlier versions contain a default username and a password that is used at initial setup
7.8
CVSS
0.4%
EPSS
No
On KEV
Description
SonicWall Email Security Virtual Appliance version 10.0.9 and earlier versions contain a default username and a password that is used at initial setup. An attacker could exploit this transitional/temporary user account from the trusted domain to access the Virtual Appliance remotely only when the device is freshly installed and not connected to Mysonicwall.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
Email Security Virtual Appliance · Sonicwall
through 10.0.9 · source: NVD
Affected product
ES
Email Security Virtual Appliance
Sonicwall
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20025
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20025
Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0012
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