HIGH SEVERITY

CVE-2000-1131

Gbook.Cgi vulnerability

CVSS
7.5
EPSS
3.4%
EPSS pct
88th
Exploited
No known
Bill Kendrick web site guestbook (GBook) allows remote attackers to execute arbitrary commands via shell metacharacters in the _MAILTO form variable.
Affected vendor
Bill Kendrick
Affected product
Gbook.Cgi
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published
2001-01-09

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, partial impact to integrity, partial impact to availability.

Its EPSS score of 3.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2000-1131

  • Confirm whether Bill Kendrick Gbook.Cgi is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2000-1131.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2000-1131

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2000-1131 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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