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Vulnerability record · CVE-2002-2251 · published 31 December 2002

CVE-2002-2251: Marcos luiz onisto lib cgi memory buffer overflow vulnerability

MMarcos Luiz Onisto · Lib Cgi

Buffer overflow in the changevalue function in libcgi.h for Marcos Luiz Onisto Lib CGI 0.1 allows remote attackers to execute arbitrary code via a long argument.

10.0 CVSS 2.0 High EPSS 6.6% · top 6.4% CWE-119 · Memory buffer overflow
10.0CVSS 2.0 base score
6.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Buffer overflow in the changevalue function in libcgi.h for Marcos Luiz Onisto Lib CGI 0.1 allows remote attackers to execute arbitrary code via a long argument.

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

Affected products

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

References

LinkTags
http://archives.neohapsis.com/archives/bugtraq/2002-11/0330.html Exploit
http://www.securityfocus.com/bid/6264 Exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/10715
http://archives.neohapsis.com/archives/bugtraq/2002-11/0330.html Exploit
http://www.securityfocus.com/bid/6264 Exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/10715

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

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Source: NIST National Vulnerability Database (record CVE-2002-2251), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.