MEDIUM SEVERITY

CVE-2002-1908

Internet Information Services vulnerability

CVSS
5.0
EPSS
13.7%
EPSS pct
96th
Exploited
No known
Microsoft IIS 5.0 and 5.1 allows remote attackers to cause a denial of service (CPU consumption) via an HTTP request with a Host header that contains a large number of "/" (forward slash) characters.
Affected vendor
Microsoft
Affected product
Internet Information Services
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published
2002-12-31

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 13.7% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2002-1908

  • Confirm whether Microsoft Internet Information Services is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2002-1908.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2002-1908

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2002-1908 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2002-1908?

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