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    CVE-2006-6563

    Stack-based buffer overflow in the pr_ctrls_recv_request function in ctrls.c in the mod_ctrls module in ProFTPD before 1.3.1rc1 allows local users to execute arbitrary code via a large reqarglen length value.

    Published:Dec 15, 2006
    Last Modified:Apr 23, 2026
    EPS:Dec 15, 2006
    EPSS Score:0.00247
    CVSS Score:6.6

    Affected Products

    Vendor
    Proftpd Project
    Product
    Proftpd

    Exploits

    http://secunia.com/advisories/23371http://www.coresecurity.com/?module=ContentMod&action=item&id=1594http://www.securityfocus.com/bid/21587http://secunia.com/advisories/23371http://www.coresecurity.com/?module=ContentMod&action=item&id=1594http://www.securityfocus.com/bid/21587https://www.exploit-db.com/exploits/2928https://www.exploit-db.com/exploits/3330https://www.exploit-db.com/exploits/3333https://www.exploit-db.com/exploits/394

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-53994 (CVSS 7.7) — ProFTPD mod_sftp contains a heap-based buffer overflow reachable by an authenticated SFTP user. The fxp_packet…
    CVE-2026-35025 (CVSS 8.6) — ProFTPD through 1.3.9b and 1.3.10rc2 contains an access control bypass vulnerability that allows authenticated…
    CVE-2010-20103 (CVSS 9.3) — A malicious backdoor was embedded in the official ProFTPD 1.3.3c source tarball distributed between November 2…
    CVE-2009-0542 (CVSS 7.5) — SQL injection vulnerability in ProFTPD Server 1.3.1 through 1.3.2rc2 allows remote attackers to execute arbitr…
    CVE-2008-4242 (CVSS 6.8) — ProFTPD 1.3.1 interprets long commands from an FTP client as multiple commands, which allows remote attackers …
    CVE-2007-2165 (CVSS 5.1) — The Auth API in ProFTPD before 20070417, when multiple simultaneous authentication modules are configured, doe…
    CVE-2006-6171 (CVSS 7.5) — ProFTPD 1.3.0a and earlier does not properly set the buffer size limit when CommandBufferSize is specified in …
    CVE-2006-6170 (CVSS 7.5) — Buffer overflow in the tls_x509_name_oneline function in the mod_tls module, as used in ProFTPD 1.3.0a and ear…
    CVE-2006-5815 (CVSS 10) — Stack-based buffer overflow in the sreplace function in ProFTPD 1.3.0 and earlier allows remote attackers, pro…
    CVE-2005-4816 (CVSS 7.5) — Buffer overflow in mod_radius in ProFTPD before 1.3.0rc2 allows remote attackers to cause a denial of service …

    References

    http://secunia.com/advisories/23371
    http://secunia.com/advisories/23392
    http://secunia.com/advisories/23473
    http://secunia.com/advisories/24163
    http://security.gentoo.org/glsa/glsa-200702-02.xml
    http://www.coresecurity.com/?module=ContentMod&action=item&id=1594
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:232
    http://www.openpkg.com/security/advisories/OpenPKG-SA-2006.039.html
    http://www.proftpd.org/docs/NEWS-1.3.1rc1
    http://www.securityfocus.com/archive/1/454320/100/0/threaded
    http://www.securityfocus.com/archive/1/460648/100/0/threaded
    http://www.securityfocus.com/archive/1/460756/100/0/threaded
    http://www.securityfocus.com/bid/21587
    http://www.trustix.org/errata/2006/0074/
    http://www.vupen.com/english/advisories/2006/4998
    https://exchange.xforce.ibmcloud.com/vulnerabilities/30906
    https://www.exploit-db.com/exploits/3330
    http://secunia.com/advisories/23371
    http://secunia.com/advisories/23392
    http://secunia.com/advisories/23473
    http://secunia.com/advisories/24163
    http://security.gentoo.org/glsa/glsa-200702-02.xml
    http://www.coresecurity.com/?module=ContentMod&action=item&id=1594
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:232
    http://www.openpkg.com/security/advisories/OpenPKG-SA-2006.039.html
    http://www.proftpd.org/docs/NEWS-1.3.1rc1
    http://www.securityfocus.com/archive/1/454320/100/0/threaded
    http://www.securityfocus.com/archive/1/460648/100/0/threaded
    http://www.securityfocus.com/archive/1/460756/100/0/threaded
    http://www.securityfocus.com/bid/21587
    http://www.trustix.org/errata/2006/0074/
    http://www.vupen.com/english/advisories/2006/4998
    https://exchange.xforce.ibmcloud.com/vulnerabilities/30906
    https://www.exploit-db.com/exploits/3330

    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