CVE Vulnerability

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.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://www.zyxel.com/support/reflected-cross-site-scripting-vulnerability-of-firewalls.shtml Vendor Advisory
https://www.securitymetrics.com/blog/Zyxel-Devices-Vulnerable-Cross-Site-Scripting-Login-page Patch Third Party Advisory
https://www.exploit-db.com/exploits/46706/ Exploit Third Party Advisory
http://seclists.org/fulldisclosure/2019/Apr/22 Mailing List Third Party Advisory
http://packetstormsecurity.com/files/152525/Zyxel-ZyWall-Cross-Site-Scripting.html Exploit Third Party Advisory
Configurations

Configuration 1
Information

Published : 2019-04-22 08:29

Updated : 2019-04-30 02:34

NVD link : CVE-2019-9955

Mitre link : CVE-2019-9955

Products Affected

Zywall 310 Firmware

Zyxel

CWE
CWE-79