MEDIUM SEVERITY

CVE-2001-0302

Pi3web vulnerability

CVSS
5.0
EPSS
7.0%
EPSS pct
93th
Exploited
No known
Buffer overflow in tstisapi.dll in Pi3Web 1.0.1 web server allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long URL.
Affected vendor
Pi3
Affected product
Pi3web
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published
2001-05-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 7.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2001-0302

  • Confirm whether Pi3 Pi3web is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2001-0302.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2001-0302

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2001-0302 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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