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Vulnerability record · CVE-2002-2103 · published 31 December 2002

CVE-2002-2103: Apache http server vulnerability

Apache · Http Server

Apache before 1.3.24, when writing to the log file, records a spoofed hostname from the reverse lookup of an IP address, even when a double-reverse lookup fails, which allows remote attackers to hide the original source of activities.

5.0 CVSS 2.0 Medium EPSS 6.1% · top 6.9%
5.0CVSS 2.0 base score
6.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

Apache before 1.3.24, when writing to the log file, records a spoofed hostname from the reverse lookup of an IP address, even when a double-reverse lookup fails, which allows remote attackers to hide the original source of activities.

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

Affected products

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

References

LinkTags
http://www.apache.org/dist/httpd/CHANGES_1.3
http://www.iss.net/security_center/static/8629.php Patch
http://www.securityfocus.com/bid/4358 Patch
http://www.apache.org/dist/httpd/CHANGES_1.3
http://www.iss.net/security_center/static/8629.php Patch
http://www.securityfocus.com/bid/4358 Patch

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2002-2103), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.