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    CVE-2005-2540

    CRLF injection vulnerability in FlatNuke 2.5.5 and possibly earlier versions allows remote attackers to execute arbitrary PHP commands via an ASCII char 13 (carriage return) in the signature field, which is injected into a PHP script without a preceding comment character, which can then be executed by a direct request.

    Published:Aug 10, 2005
    Last Modified:Apr 16, 2026
    EPS:Aug 10, 2005
    EPSS Score:0.0632
    CVSS Score:5

    Affected Products

    Vendor
    Flatnuke
    Product
    Flatnuke

    Exploits

    http://www.rgod.altervista.org/flatnuke.htmlhttp://www.rgod.altervista.org/flatnuke.htmlhttps://www.exploit-db.com/exploits/1140

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2007-5109 (CVSS 4.3) — Cross-site request forgery (CSRF) vulnerability in index.php in FlatNuke 2.6, and possibly 3, allows remote at…
    CVE-2006-3608 (CVSS 4.6) — The Gallery module in Simone Vellei Flatnuke 2.5.7 and earlier, when Gallery uploads are enabled, does not res…
    CVE-2005-4448 (CVSS 10) — FlatNuke 2.5.6 verifies authentication credentials based on an MD5 checksum of the admin name and the hashed p…
    CVE-2005-4449 (CVSS 4) — verify.php in FlatNuke 2.5.6 allows remote authenticated administrators to modify arbitrary PHP files by setti…
    CVE-2005-4208 (CVSS 5) — Directory traversal vulnerability in Flatnuke 2.5.6 allows remote attackers to access arbitrary files via a ..…
    CVE-2005-3361 (CVSS 4.3) — Cross-site scripting (XSS) vulnerability in forum/index.php in FlatNuke 2.5.6 allows remote attackers to injec…
    CVE-2005-3307 (CVSS 5) — Directory traversal vulnerability in index.php for FlatNuke 2.5.6 allows remote attackers to read arbitrary fi…
    CVE-2005-3306 (CVSS 4.3) — Cross-site scripting (XSS) vulnerability in index.php for FlatNuke 2.5.6 allows remote attackers to inject arb…
    CVE-2005-2814 (CVSS 4.3) — Cross-site scripting (XSS) vulnerability in FlatNuke 2.5.6 allows remote attackers to inject arbitrary web scr…
    CVE-2005-2815 (CVSS 6.4) — print.php in FlatNuke 2.5.6 allows remote attackers to obtain sensitive information (path disclosure on error)…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High