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    CVE-2008-1526

    ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(PE9) and 3.40(AGD.2) through 3.40(AHQ.3), do not use a salt when calculating an MD5 password hash, which makes it easier for attackers to crack passwords.

    Published:Mar 26, 2008
    Last Modified:Apr 23, 2026
    EPS:Mar 26, 2008
    EPSS Score:0.00195
    CVSS Score:7.5

    Affected Products

    Vendor
    Zyxel
    Product
    P-660h-61
    Vendor
    Zyxel
    Product
    P-660h-61 Firmware
    Vendor
    Zyxel
    Product
    P-660h-63
    Vendor
    Zyxel
    Product
    P-660h-63 Firmware
    Vendor
    Zyxel
    Product
    P-660h-67
    Vendor
    Zyxel
    Product
    P-660h-67 Firmware
    Vendor
    Zyxel
    Product
    P-660h-d1
    Vendor
    Zyxel
    Product
    P-660h-d1 Firmware
    Vendor
    Zyxel
    Product
    P-660h-d3
    Vendor
    Zyxel
    Product
    P-660h-d3 Firmware
    Vendor
    Zyxel
    Product
    P-660h-t1
    Vendor
    Zyxel
    Product
    P-660h-t1 Firmware
    Vendor
    Zyxel
    Product
    P-660hn-51
    Vendor
    Zyxel
    Product
    P-660hn-51 Firmware
    Vendor
    Zyxel
    Product
    P-660hw D1
    Vendor
    Zyxel
    Product
    P-660hw D1 Firmware
    Vendor
    Zyxel
    Product
    P-660hw D3
    Vendor
    Zyxel
    Product
    P-660hw D3 Firmware
    Vendor
    Zyxel
    Product
    P-660hw T3
    Vendor
    Zyxel
    Product
    P-660hw T3 Firmware
    Vendor
    Zyxel
    Product
    P-661h
    Vendor
    Zyxel
    Product
    P-661h Firmware
    Vendor
    Zyxel
    Product
    P-661hnu-f1
    Vendor
    Zyxel
    Product
    P-661hnu-f1 Firmware
    Vendor
    Zyxel
    Product
    P-661hnu-f3
    Vendor
    Zyxel
    Product
    P-661hnu-f3 Firmware
    Vendor
    Zyxel
    Product
    P-661hw-d1
    Vendor
    Zyxel
    Product
    P-661hw-d1 Firmware
    Vendor
    Zyxel
    Product
    P-662h-61
    Vendor
    Zyxel
    Product
    P-662h-61 Firmware
    Vendor
    Zyxel
    Product
    P-662hw-d
    Vendor
    Zyxel
    Product
    P-662hw-d1
    Vendor
    Zyxel
    Product
    P-662hw-d1 Firmware
    Vendor
    Zyxel
    Product
    P-662hw-d3
    Vendor
    Zyxel
    Product
    P-662hw-d3 Firmware
    Vendor
    Zyxel
    Product
    P-662hw-d Firmware
    Vendor
    Zyxel
    Product
    P-663hn-51
    Vendor
    Zyxel
    Product
    P-663hn-51 Firmware

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-55 Rainbow Table Password Cracking

    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