THREATPORT/VULNERABILITY/CVE-2017-15646
MEDIUM SEVERITY

CVE-2017-15646

Webmin vulnerability

CVSS
6.1
EPSS
4.8%
EPSS pct
91th
Exploited
No known
Webmin before 1.860 has XSS with resultant remote code execution. Under the 'Others/File Manager' menu, there is a 'Download from remote URL' option to download a file from a remote server. After setting up a malicious server, one can wait for a file download request and then send an XSS payload that will lead to Remote Code Execution, as demonstrated by an OS command in the value attribute of a name='cmd' input element.
Affected vendor
Webmin
Affected product
Webmin
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness type (CWE)
  • CWE-79 — Cross-Site Scripting (XSS)
Published
2017-10-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 4.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2017-15646

  • Confirm whether Webmin Webmin is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-15646.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-15646

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-15646 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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