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    CVE-2001-1377

    Multiple RADIUS implementations do not properly validate the Vendor-Length of the Vendor-Specific attribute, which allows remote attackers to cause a denial of service (crash) via a Vendor-Length that is less than 2.

    Published:Nov 13, 2001
    Last Modified:Apr 16, 2026
    EPS:Jun 11, 2002
    EPSS Score:0.13337
    CVSS Score:5

    Affected Products

    Vendor
    Freeradius
    Product
    Freeradius
    Vendor
    Gnu
    Product
    Radius
    Vendor
    Icradius
    Product
    Icradius
    Vendor
    Livingston
    Product
    Radius
    Vendor
    Lucent
    Product
    Radius
    Vendor
    Miquel Van Smoorenburg Cistron
    Product
    Radius
    Vendor
    Openradius
    Product
    Openradius
    Vendor
    Radiusclient
    Product
    Radiusclient
    Vendor
    Redhat
    Product
    Powertools
    Vendor
    Xtradius
    Product
    Xtradius
    Vendor
    Yard Radius
    Product
    Yard Radius
    Vendor
    Yard Radius Project
    Product
    Yard Radius

    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-2024-3596 (CVSS 9) — RADIUS Protocol under RFC 2865 is susceptible to forgery attacks by a local attacker who can modify any valid …
    CVE-2022-41861 (CVSS 6.5) — A flaw was found in freeradius. A malicious RADIUS client or home server can send a malformed abinary attribut…
    CVE-2022-41860 (CVSS 7.5) — In freeradius, when an EAP-SIM supplicant sends an unknown SIM option, the server will try to look that option…
    CVE-2022-41859 (CVSS 7.5) — In freeradius, the EAP-PWD function compute_password_element() leaks information about the password which allo…
    CVE-2019-17185 (CVSS 7.5) — In FreeRADIUS 3.0.x before 3.0.20, the EAP-pwd module used a global OpenSSL BN_CTX instance to handle all hand…
    CVE-2019-13456 (CVSS 6.5) — In FreeRADIUS 3.0 through 3.0.19, on average 1 in every 2048 EAP-pwd handshakes fails because the password ele…
    CVE-2019-10143 (CVSS 7) — It was discovered freeradius up to and including version 3.0.19 does not correctly configure logrotate, allowi…
    CVE-2019-11234 (CVSS 9.8) — FreeRADIUS before 3.0.19 does not prevent use of reflection for authentication spoofing, aka a "Dragonblood" i…
    CVE-2019-11235 (CVSS 9.8) — FreeRADIUS before 3.0.19 mishandles the "each participant verifies that the received scalar is within a range,…
    CVE-2017-10984 (CVSS 9.8) — An FR-GV-301 issue in FreeRADIUS 3.x before 3.0.15 allows "Write overflow in data2vp_wimax()" - this allows re…

    References

    ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SN-02:02.asc
    http://archives.neohapsis.com/archives/linux/suse/2002-q2/0362.html
    http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000466
    http://marc.info/?l=bugtraq&m=101537153021792&w=2
    http://www.cert.org/advisories/CA-2002-06.html
    http://www.iss.net/security_center/static/8354.php
    http://www.kb.cert.org/vuls/id/936683
    http://www.redhat.com/support/errata/RHSA-2002-030.html
    http://www.securityfocus.com/bid/4230
    ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SN-02:02.asc
    http://archives.neohapsis.com/archives/linux/suse/2002-q2/0362.html
    http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000466
    http://marc.info/?l=bugtraq&m=101537153021792&w=2
    http://www.cert.org/advisories/CA-2002-06.html
    http://www.iss.net/security_center/static/8354.php
    http://www.kb.cert.org/vuls/id/936683
    http://www.redhat.com/support/errata/RHSA-2002-030.html
    http://www.securityfocus.com/bid/4230

    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