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    CVE-2006-5177

    The NTLM authentication in MailEnable Professional 2.0 and Enterprise 2.0 allows remote attackers to (1) execute arbitrary code via unspecified vectors involving crafted base64 encoded NTLM Type 3 messages, or (2) cause a denial of service via crafted base64 encoded NTLM Type 1 messages, which trigger a buffer over-read.

    Published:Oct 6, 2006
    Last Modified:Apr 23, 2026
    EPS:Oct 6, 2006
    EPSS Score:0.0541
    CVSS Score:9.3

    Affected Products

    Vendor
    Mailenable
    Product
    Mailenable Enterprise
    Vendor
    Mailenable
    Product
    Mailenable Professional

    Exploits

    https://www.exploit-db.com/exploits/28735

    Related CVEs

    CVE-2026-44400 (CVSS 8.7) — MailEnable Enterprise Premium 10.55 and earlier contains an improper authorization vulnerability in the WebAdm…
    CVE-2008-1277 (CVSS 9) — The IMAP service (MEIMAPS.exe) in MailEnable Professional Edition and Enterprise Edition 3.13 and earlier allo…
    CVE-2008-1276 (CVSS 9) — Multiple buffer overflows in the IMAP service (MEIMAPS.EXE) in MailEnable Professional Edition and Enterprise …
    CVE-2008-1275 (CVSS 7.8) — Multiple unspecified vulnerabilities in the SMTP service in MailEnable Standard Edition 1.x, Professional Edit…
    CVE-2007-1301 (CVSS 9) — Stack-based buffer overflow in the IMAP service in MailEnable Enterprise and Professional Editions 2.37 and ea…
    CVE-2006-6997 (CVSS 10) — Unspecified vulnerability in a cryptographic feature in MailEnable Standard Edition before 1.93, Professional …
    CVE-2006-6605 (CVSS 10) — Stack-based buffer overflow in the POP service in MailEnable Standard 1.98 and earlier; Professional 1.84, and…
    CVE-2006-6484 (CVSS 5) — The IMAP service for MailEnable Professional and Enterprise Edition 2.0 through 2.34, Professional Edition 1.6…
    CVE-2006-6423 (CVSS 10) — Stack-based buffer overflow in the IMAP service for MailEnable Professional and Enterprise Edition 2.0 through…
    CVE-2006-6290 (CVSS 6.5) — Multiple stack-based buffer overflows in the IMAP module (MEIMAPS.EXE) in MailEnable Professional 1.6 through …

    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