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    Dashboard / CVE / CVE-2019-9955

    CVE-2019-9955

    On Zyxel ATP200, ATP500, ATP800, USG20-VPN, USG20W-VPN, USG40, USG40W, USG60, USG60W, USG110, USG210, USG310, USG1100, USG1900, USG2200-VPN, ZyWALL 110, ZyWALL 310, ZyWALL 1100 devices, the security firewall login page is vulnerable to Reflected XSS via the unsanitized 'mp_idx' parameter.

    Published:Apr 22, 2019
    Last Modified:Nov 21, 2024
    EPS:Apr 22, 2019
    EPSS Score:0.17999
    CVSS Score:6.1

    Affected Products

    Vendor
    Zyxel
    Product
    Atp200
    Vendor
    Zyxel
    Product
    Atp200 Firmware
    Vendor
    Zyxel
    Product
    Atp500
    Vendor
    Zyxel
    Product
    Atp500 Firmware
    Vendor
    Zyxel
    Product
    Atp800
    Vendor
    Zyxel
    Product
    Atp800 Firmware
    Vendor
    Zyxel
    Product
    Usg110
    Vendor
    Zyxel
    Product
    Usg1100
    Vendor
    Zyxel
    Product
    Usg1100 Firmware
    Vendor
    Zyxel
    Product
    Usg110 Firmware
    Vendor
    Zyxel
    Product
    Usg1900
    Vendor
    Zyxel
    Product
    Usg1900 Firmware
    Vendor
    Zyxel
    Product
    Usg20-vpn
    Vendor
    Zyxel
    Product
    Usg20-vpn Firmware
    Vendor
    Zyxel
    Product
    Usg20w-vpn
    Vendor
    Zyxel
    Product
    Usg20w-vpn Firmware
    Vendor
    Zyxel
    Product
    Usg210
    Vendor
    Zyxel
    Product
    Usg210 Firmware
    Vendor
    Zyxel
    Product
    Usg2200-vpn
    Vendor
    Zyxel
    Product
    Usg2200-vpn Firmware
    Vendor
    Zyxel
    Product
    Usg310
    Vendor
    Zyxel
    Product
    Usg310 Firmware
    Vendor
    Zyxel
    Product
    Usg40
    Vendor
    Zyxel
    Product
    Usg40 Firmware
    Vendor
    Zyxel
    Product
    Usg40w
    Vendor
    Zyxel
    Product
    Usg40w Firmware
    Vendor
    Zyxel
    Product
    Usg60
    Vendor
    Zyxel
    Product
    Usg60 Firmware
    Vendor
    Zyxel
    Product
    Usg60w
    Vendor
    Zyxel
    Product
    Usg60w Firmware
    Vendor
    Zyxel
    Product
    Vpn100
    Vendor
    Zyxel
    Product
    Vpn100 Firmware
    Vendor
    Zyxel
    Product
    Vpn300
    Vendor
    Zyxel
    Product
    Vpn300 Firmware
    Vendor
    Zyxel
    Product
    Vpn50
    Vendor
    Zyxel
    Product
    Vpn50 Firmware
    Vendor
    Zyxel
    Product
    Zywall 110
    Vendor
    Zyxel
    Product
    Zywall 1100
    Vendor
    Zyxel
    Product
    Zywall 1100 Firmware
    Vendor
    Zyxel
    Product
    Zywall 110 Firmware
    Vendor
    Zyxel
    Product
    Zywall 310
    Vendor
    Zyxel
    Product
    Zywall 310 Firmware

    Exploits

    http://packetstormsecurity.com/files/152525/Zyxel-ZyWall-Cross-Site-Scripting.htmlhttps://www.exploit-db.com/exploits/46706/http://packetstormsecurity.com/files/152525/Zyxel-ZyWall-Cross-Site-Scripting.htmlhttps://www.exploit-db.com/exploits/46706/https://www.exploit-db.com/exploits/46706

    Related CVEs

    CVE-2025-9133 (CVSS 8.1) — A missing authorization vulnerability in Zyxel ATP series firmware versions from V4.32 through V5.40, USG FLEX…
    CVE-2025-8078 (CVSS 7.2) — A post-authentication command injection vulnerability in Zyxel ATP series firmware versions from V4.32 through…
    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