Unrated severityNVD Advisory· Published Dec 31, 2001· Updated Jun 16, 2026
CVE-2001-1556
CVE-2001-1556
Description
The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep.
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Affected products
1Patches
Vulnerability mechanics
References
3- httpd.apache.org/docs/logs.htmlnvdVendor Advisory
- archives.neohapsis.com/archives/bugtraq/2001-10/0231.htmlnvdBroken Link
- www.iss.net/security_center/static/7363.phpnvdBroken Link
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