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Vulnerability record · CVE-2002-0733 · published 12 August 2002

CVE-2002-0733: Acme labs thttpd vulnerability

Acme Labs · Thttpd

Cross-site scripting vulnerability in thttpd 2.20 and earlier allows remote attackers to execute arbitrary script via a URL to a nonexistent page, which causes thttpd to insert the script into a 404 error message.

7.5 CVSS 2.0 High EPSS 8.0% · top 5.4%
7.5CVSS 2.0 base score
8.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Cross-site scripting vulnerability in thttpd 2.20 and earlier allows remote attackers to execute arbitrary script via a URL to a nonexistent page, which causes thttpd to insert the script into a 404 error message.

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/vuln-dev/2002-q2/0155.html Vendor Advisory
http://www.acme.com/software/thttpd/#releasenotes
http://www.ifrance.com/kitetoua/tuto/5holes1.txt
http://www.iss.net/security_center/static/9029.php Vendor Advisory
http://www.osvdb.org/5125
http://www.securityfocus.com/bid/4601 ExploitVendor Advisory
http://archives.neohapsis.com/archives/vuln-dev/2002-q2/0155.html Vendor Advisory
http://www.acme.com/software/thttpd/#releasenotes
http://www.ifrance.com/kitetoua/tuto/5holes1.txt
http://www.iss.net/security_center/static/9029.php Vendor Advisory
http://www.osvdb.org/5125
http://www.securityfocus.com/bid/4601 ExploitVendor Advisory

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Related vulnerabilities

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

10.0CVE-2000-0359Acme labs thttpd vulnerabilityBuffer overflow in Trivial HTTP (THTTPd) allows remote attackers to cause a denial of service or execute arbitrary commands via a long If-Modified-Si…EPSS 5.5%8.4CVE-2006-1078Acme labs thttpd vulnerabilityMultiple buffer overflows in htpasswd, as used in Acme thttpd 2.25b, and possibly other products such as Apache, might allow local users to gain priv…EPSS 0.54%7.5CVE-2000-0900Acme labs thttpd vulnerabilityDirectory traversal vulnerability in ssi CGI program in thttpd 2.19 and earlier allows remote attackers to read arbitrary files via a "%2e%2e" string…EPSS 2.0%7.2CVE-2006-4248Acme labs thttpd vulnerabilitythttpd on Debian GNU/Linux, and possibly other distributions, allows local users to create or touch arbitrary files via a symlink attack on the start…EPSS 0.37%7.2CVE-2006-1079Acme labs thttpd permissions and access controls vulnerabilityhtpasswd, as used in Acme thttpd 2.25b and possibly other products such as Apache, might allow local users to gain privileges via shell metacharacter…EPSS 0.40%5.0CVE-2007-0664Acme labs thttpd vulnerabilitythttpd before 2.25b-r6 in Gentoo Linux is started from the system root directory (/) by the Gentoo baselayout 1.12.6 package, which allows remote att…EPSS 2.9%5.0CVE-2004-2628Acme labs thttpd vulnerabilityMultiple directory traversal vulnerabilities in thttpd 2.07 beta 0.4, when running on Windows, allow remote attackers to read arbitrary files via a U…EPSS 3.6%5.0CVE-2002-1562Acme labs thttpd vulnerabilityDirectory traversal vulnerability in thttpd, when using virtual hosting, allows remote attackers to read arbitrary files via .. (dot dot) sequences i…EPSS 2.8%

Source: NIST National Vulnerability Database (record CVE-2002-0733), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.