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    CVE-2004-1105

    Nortel Networks Contivity VPN Client displays a different error message depending on whether the username is valid or invalid, which could allow remote attackers to gain sensitive information.

    Published:Dec 1, 2004
    Last Modified:Apr 16, 2026
    EPS:Dec 1, 2004
    EPSS Score:0.03769
    CVSS Score:5

    Affected Products

    Vendor
    Nortel
    Product
    Contivity

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2007-2334 (CVSS 7.5) — Nortel VPN Router (aka Contivity) 1000, 2000, 4000, and 5000 before 5_05.149, 5_05.3xx before 5_05.304, and 6.…
    CVE-2007-2333 (CVSS 10) — Nortel VPN Router (aka Contivity) 1000, 2000, 4000, and 5000 before 5_05.149, 5_05.3xx before 5_05.304, and 6.…
    CVE-2005-2579 (CVSS 7.2) — Nortel Contivity VPN Client V05_01.030, when configuring a certificate to be used as authentication, does not …
    CVE-2005-1802 (CVSS 5) — Nortel VPN Router (aka Contivity) allows remote attackers to cause a denial of service (crash) via an IPsec IK…
    CVE-2005-0844 (CVSS 4.6) — Nortel VPN client 5.01 stores the cleartext password in the memory of the Extranet.exe process, which could al…
    CVE-2004-2621 (CVSS 4) — Nortel Contivity VPN Client 2.1.7, 3.00, 3.01, 4.91, and 5.01, when opening a VPN tunnel, does not check the g…
    CVE-2000-0064 (CVSS 5) — cgiproc CGI script in Nortel Contivity HTTP server allows remote attackers to cause a denial of service via a …
    CVE-2000-0063 (CVSS 5) — cgiproc CGI script in Nortel Contivity HTTP server allows remote attackers to read arbitrary files by specifyi…

    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