Vulnerability in Oreilly Website Professional

CVE-2000-0623

Buffer overflow in O'Reilly WebSite Professional web server 2.4 and earlier allows remote attackers to execute arbitrary commands via a long GET request or Referrer header.

Published 2000-07-17 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 10.0 (High). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.053 (92.3th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.052 · newest: 0.053 · change: +0.001

Affected products

Oreilly Website Professional — versions 2.3.18, 2.4, 2.4.9

References

www.ntbugtraq.com/default.asp (Vendor Advisory, mailing-list, Patch)
www.securityfocus.com/bid/1492 (Exploit, Patch, vdb-entry, Vendor Advisory)