← Vulnerability feed

Vulnerability record · CVE-2002-2429 · published 6 February 2009

CVE-2002-2429: Goahead webserver improper input validation vulnerability

Goahead · Goahead Webserver

webs.c in GoAhead WebServer before 2.1.4 allows remote attackers to cause a denial of service (daemon crash) via an HTTP POST request that contains a negative integer in the Content-Length header.

5.0 CVSS 2.0 Medium EPSS 1.1% · top 35.2% CWE-20 · Improper input validation
5.0CVSS 2.0 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
16 Jun 2026Last modified by NVD

Description

webs.c in GoAhead WebServer before 2.1.4 allows remote attackers to cause a denial of service (daemon crash) via an HTTP POST request that contains a negative integer in the Content-Length header.

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

Affected products

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

References

LinkTags
http://data.goahead.com/Software/Webserver/2.1.8/release.htm#fixed-vulnerability-to-malicious-code-in-webs-c
http://data.goahead.com/Software/Webserver/2.1.8/release.htm#fixed-vulnerability-to-malicious-code-in-webs-c

Track CVE-2002-2429 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

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

7.5CVE-2002-2431Goahead webserver vulnerabilityUnspecified vulnerability in GoAhead WebServer before 2.1.4 allows remote attackers to cause "incorrect behavior" via unknown "malicious code," relat…EPSS 1.2%5.0CVE-2009-5111Goahead webserver vulnerabilityGoAhead WebServer allows remote attackers to cause a denial of service (daemon outage) via partial HTTP requests, as demonstrated by Slowloris.EPSS 1.1%5.0CVE-2002-2427Goahead webserver improper authentication vulnerabilityThe security handler in GoAhead WebServer before 2.1.1 allows remote attackers to bypass authentication and obtain access to protected web content vi…EPSS 1.3%5.0CVE-2002-2428Goahead webserver improper input validation vulnerabilitywebs.c in GoAhead WebServer before 2.1.4 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an HTTP…EPSS 1.6%5.0CVE-2002-2430Goahead webserver vulnerabilityGoAhead WebServer before 2.1.1 allows remote attackers to cause a denial of service (CPU consumption) by performing a socket disconnect to terminate …EPSS 1.1%5.0CVE-2003-1568Goahead webserver improper input validation vulnerabilityGoAhead WebServer before 2.1.6 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an invalid URL, r…EPSS 1.6%5.0CVE-2003-1569Goahead webserver improper input validation vulnerabilityGoAhead WebServer before 2.1.5 on Windows 95, 98, and ME allows remote attackers to cause a denial of service (daemon crash) via an HTTP request with…EPSS 1.1%4.3CVE-2011-4273Goahead webserver cross-site scripting vulnerabilityMultiple cross-site scripting (XSS) vulnerabilities in GoAhead Webserver 2.18 allow remote attackers to inject arbitrary web script or HTML via (1) t…EPSS 4.8%

Source: NIST National Vulnerability Database (record CVE-2002-2429), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.