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    CVE-2006-6170

    Buffer overflow in the tls_x509_name_oneline function in the mod_tls module, as used in ProFTPD 1.3.0a and earlier, and possibly other products, allows remote attackers to execute arbitrary code via a large data length argument, a different vulnerability than CVE-2006-5815.

    Published:Nov 30, 2006
    Last Modified:Apr 23, 2026
    EPS:Nov 30, 2006
    EPSS Score:0.14379
    CVSS Score:7.5

    Affected Products

    Vendor
    Proftpd Project
    Product
    Proftpd

    Exploits

    http://elegerov.blogspot.com/2006/10/do-you-remember-2-years-old-overflow.htmlhttp://lists.grok.org.uk/pipermail/full-disclosure/2006-November/050935.htmlhttp://elegerov.blogspot.com/2006/10/do-you-remember-2-years-old-overflow.htmlhttp://lists.grok.org.uk/pipermail/full-disclosure/2006-November/050935.html

    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-2006-6563 (CVSS 6.6) — Stack-based buffer overflow in the pr_ctrls_recv_request function in ctrls.c in the mod_ctrls module in ProFTP…
    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-2006-5815 (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://elegerov.blogspot.com/2006/10/do-you-remember-2-years-old-overflow.html
    http://lists.grok.org.uk/pipermail/full-disclosure/2006-November/050935.html
    http://secunia.com/advisories/23141
    http://secunia.com/advisories/23174
    http://secunia.com/advisories/23179
    http://secunia.com/advisories/23184
    http://secunia.com/advisories/23207
    http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.502491
    http://www.debian.org/security/2006/dsa-1222
    http://www.gentoo.org/security/en/glsa/glsa-200611-26.xml
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:217-1
    http://www.securityfocus.com/archive/1/452228/100/100/threaded
    http://www.securityfocus.com/archive/1/452872/100/0/threaded
    http://www.securityfocus.com/archive/1/452993/100/100/threaded
    http://www.securityfocus.com/bid/21326
    http://www.trustix.org/errata/2006/0066
    http://www.vupen.com/english/advisories/2006/4745
    https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=214820
    https://exchange.xforce.ibmcloud.com/vulnerabilities/30554
    http://elegerov.blogspot.com/2006/10/do-you-remember-2-years-old-overflow.html
    http://lists.grok.org.uk/pipermail/full-disclosure/2006-November/050935.html
    http://secunia.com/advisories/23141
    http://secunia.com/advisories/23174
    http://secunia.com/advisories/23179
    http://secunia.com/advisories/23184
    http://secunia.com/advisories/23207
    http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.502491
    http://www.debian.org/security/2006/dsa-1222
    http://www.gentoo.org/security/en/glsa/glsa-200611-26.xml
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:217-1
    http://www.securityfocus.com/archive/1/452228/100/100/threaded
    http://www.securityfocus.com/archive/1/452872/100/0/threaded
    http://www.securityfocus.com/archive/1/452993/100/100/threaded
    http://www.securityfocus.com/bid/21326
    http://www.trustix.org/errata/2006/0066
    http://www.vupen.com/english/advisories/2006/4745
    https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=214820
    https://exchange.xforce.ibmcloud.com/vulnerabilities/30554

    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