CVE-2001-0709

Internet Information Server vulnerability

CVSS

5.0

EPSS

35.6%

EPSS pct

98th

Exploited

No known

Microsoft IIS 4.0 and before, when installed on a FAT partition, allows a remote attacker to obtain source code of ASP files via a URL encoded with Unicode.

Affected vendor

Microsoft

Affected product

Internet Information Server

CVSS vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Published

2001-09-20

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 confidentiality.

Its EPSS score of 35.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2001-0709

Confirm whether Microsoft Internet Information Server is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2001-0709.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2001-0709

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2001-0709 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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