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Vulnerability record · CVE-2000-0639 · published 11 June 2000

CVE-2000-0639: Sean macguire big brother vulnerability

SSean Macguire · Big Brother

The default configuration of Big Brother 1.4h2 and earlier does not include proper access restrictions, which allows remote attackers to execute arbitrary commands by using bbd to upload a file whose extension will cause it to be executed as a CGI script by the web server.

7.5 CVSS 2.0 High EPSS 9.5% · top 4.7%
7.5CVSS 2.0 base score
9.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

The default configuration of Big Brother 1.4h2 and earlier does not include proper access restrictions, which allows remote attackers to execute arbitrary commands by using bbd to upload a file whose extension will cause it to be executed as a CGI script by the web server.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://archives.neohapsis.com/archives/bugtraq/2000-07/0171.html PatchVendor Advisory
http://www.osvdb.org/1472
http://www.securityfocus.com/bid/1494 ExploitVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/5103
http://archives.neohapsis.com/archives/bugtraq/2000-07/0171.html PatchVendor Advisory
http://www.osvdb.org/1472
http://www.securityfocus.com/bid/1494 ExploitVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/5103

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2000-0638Sean macguire big brother vulnerabilitybb-hostsvc.sh in Big Brother 1.4h1 and earlier allows remote attackers to read arbitrary files via a .. (dot dot) attack on the HOSTSVC parameter.EPSS 4.1%7.5CVE-2000-0450Sean macguire big brother vulnerabilityVulnerability in bbd server in Big Brother System and Network Monitor allows an attacker to execute arbitrary commands.EPSS 2.0%

Source: NIST National Vulnerability Database (record CVE-2000-0639), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.