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    CVE-2001-0497

    dnskeygen in BIND 8.2.4 and earlier, and dnssec-keygen in BIND 9.1.2 and earlier, set insecure permissions for a HMAC-MD5 shared secret key file used for DNS Transactional Signatures (TSIG), which allows attackers to obtain the keys and perform dynamic DNS updates.

    Published:Jul 21, 2001
    Last Modified:Apr 16, 2026
    EPS:Mar 9, 2002
    EPSS Score:0.00107
    CVSS Score:7.8

    Affected Products

    Vendor
    Isc
    Product
    Bind

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-276 Incorrect Default Permissions

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    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