AN HTTPD Server logfile arbitrary characters injection

an-httpd-logfile-character-injection (20031) The risk level is classified as MediumMedium Risk

Description:

AN HTTPD Server could allow a remote attacker to inject arbitrary characters into the logfile caused by improper filtering of CR and LF characters in the URI. A remote attacker could exploit this vulnerability to inject arbitrary characters into the logfile to corrupt the logfile or inject fake entries or commands and possibly compromise the system.

Platforms Affected:

  • Microsoft, Windows 2000 SP4
  • Microsoft, Windows XP SP2
  • nakata, AN HTTPD 1.42n

Remedy:

No remedy available as of July 4, 2009.

Consequences:

File Manipulation

References:

  • SIG^2 Vulnerability Research Advisory, AN HTTPD Server cmdIS.DLL Buffer Overflow and LogFile Arbitrary Character Injection Vulnerabilities at http://www.security.org.sg/vuln/anhttpd142n.html.
  • BID-13069: AN HTTPD Arbitrary Log Content Injection Vulnerability
  • CVE-2005-1087: CRLF injection vulnerability in the cmdIS.DLL plugin for AN HTTPD Server 1.42n allows remote attackers to spoof or hide entries in the logfile, and possibly read files using an injected type command, via CRLF sequences in an HTTP request.
  • OSVDB ID: 15362: AN HTTPD Server httpd.log Arbitrary Text Injection
  • SA14861: AN HTTPD Multiple Vulnerabilities
  • SECTRACK ID: 1013666: AN HTTP Server `cmdIS.DLL` Buffer Overflow Lets Local Users Execute Arbitrary Code and Remote Users Conduct Cross-Site Scripting Attacks

Reported:

Apr 08, 2005

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