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    CVE-2001-1387

    iptables-save in iptables before 1.2.4 records the "--reject-with icmp-host-prohibited" rule as "--reject-with tcp-reset," which causes iptables to generate different responses than specified by the administrator, possibly leading to an information leak.

    Published:Oct 30, 2001
    Last Modified:Apr 16, 2026
    EPS:Aug 31, 2002
    EPSS Score:0.00109
    CVSS Score:2.1

    Affected Products

    Vendor
    Netfilter
    Product
    Iptables
    Vendor
    Redhat
    Product
    Linux

    Exploits

    http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=50500http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=50500

    Common Weakness Enumeration

    CWE-203 Observable Discrepancy

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-189 Black Box Reverse Engineering

    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