Medium severity · published Oct 12, 2020
CVE-2020-8820
An XSS Vulnerability exists in Webmin 1.941 and earlier affecting the Cluster Shell Commands Endpoint
5.4
CVSS
0.6%
EPSS
No
On KEV
Description
An XSS Vulnerability exists in Webmin 1.941 and earlier affecting the Cluster Shell Commands Endpoint. A user may enter any XSS Payload into the Command field and execute it. Then, after revisiting the Cluster Shell Commands Menu, the XSS Payload will be rendered and executed.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WE
Webmin · Webmin
through 1.941 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8820
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8820
Vendor Advisory
https://www.webmin.com/security.html
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