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    CVE-2023-4397

    A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device.

    Published:Nov 28, 2023
    Last Modified:Nov 21, 2024
    EPS:Nov 28, 2023
    EPSS Score:0.00041
    CVSS Score:4.4

    Affected Products

    Vendor
    Zyxel
    Product
    Atp100
    Vendor
    Zyxel
    Product
    Atp100w
    Vendor
    Zyxel
    Product
    Atp200
    Vendor
    Zyxel
    Product
    Atp500
    Vendor
    Zyxel
    Product
    Atp700
    Vendor
    Zyxel
    Product
    Atp800
    Vendor
    Zyxel
    Product
    Usg 20w-vpn
    Vendor
    Zyxel
    Product
    Usg Flex 100
    Vendor
    Zyxel
    Product
    Usg Flex 100w
    Vendor
    Zyxel
    Product
    Usg Flex 200
    Vendor
    Zyxel
    Product
    Usg Flex 50
    Vendor
    Zyxel
    Product
    Usg Flex 500
    Vendor
    Zyxel
    Product
    Usg Flex 50w
    Vendor
    Zyxel
    Product
    Usg Flex 700
    Vendor
    Zyxel
    Product
    Vpn50w
    Vendor
    Zyxel
    Product
    Zld

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2024-11667 (CVSS 7.5) — A directory traversal vulnerability in the web management interface of Zyxel ATP series firmware versions V5.0…
    CVE-2024-42061 (CVSS 6.1) — A reflected cross-site scripting (XSS) vulnerability in the CGI program "dynamic_script.cgi" of Zyxel ATP seri…
    CVE-2024-42060 (CVSS 7.2) — A post-authentication command injection vulnerability in Zyxel ATP series firmware versions from V4.32 through…
    CVE-2024-42059 (CVSS 7.2) — A post-authentication command injection vulnerability in Zyxel ATP series firmware versions from V5.00 through…
    CVE-2024-42058 (CVSS 7.5) — A null pointer dereference vulnerability in Zyxel ATP series firmware versions from V4.32 through V5.38, USG F…
    CVE-2024-42057 (CVSS 8.1) — A command injection vulnerability in the IPSec VPN feature of Zyxel ATP series firmware versions from V4.32 th…
    CVE-2024-7203 (CVSS 7.2) — A post-authentication command injection vulnerability in Zyxel ATP series firmware versions from V4.60 through…
    CVE-2024-6343 (CVSS 4.9) — A buffer overflow vulnerability in the CGI program of Zyxel ATP series firmware versions from V4.32 through V5…

    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