Zyxel Zynos vulnerabilities

CVE-2008-1524 [HIGH] CWE-16 CVE-2008-1524: The SNMP service on ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD. The SNMP service on ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), has "public" as its default community for both (1) read and (2) write operations, which allows remote attackers to perform administrative actions via SNMP, as demonstrated by reading the Dynamic DNS service password or inserting an

CVE-2008-1527 [HIGH] CWE-310 CVE-2008-1527: ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(PE9) and 3.40(AG 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), support authentication over HTTP via a hash string in the hiddenPassword field, which allows remote attackers to obtain access via a replay attack.

CVE-2008-1522 [HIGH] CWE-16 CVE-2008-1522: ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ. ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), have (1) "user" as their default password for the "user" account and (2) "1234" as their default password for the "admin" account, which makes it easier for remote attackers to obtain access.

CVE-2008-1523 [MEDIUM] CWE-200 CVE-2008-1523: ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(AGD.2) through 3 ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), allow remote authenticated users to obtain ISP and Dynamic DNS credentials by sending a direct request for (1) WAN.html, (2) wzPPPOE.html, and (3) rpDyDNS.html, and then reading the HTML source.

CVE-2008-1529 [MEDIUM] CWE-255 CVE-2008-1529: ZyXEL Prestige routers have a minimum password length for the admin account that is too small, which ZyXEL Prestige routers have a minimum password length for the admin account that is too small, which makes it easier for remote attackers to guess passwords via brute force methods.

CVE-2008-1525 [MEDIUM] CWE-16 CVE-2008-1525: The default SNMP configuration on ZyXEL Prestige routers, including P-660 and P-661 models with firm The default SNMP configuration on ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), has a Trusted Host value of 0.0.0.0, which allows remote attackers to send SNMP requests from any source IP address.

CVE-2008-1528 [MEDIUM] CWE-287 CVE-2008-1528: ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(AGD.2) through 3 ZyXEL Prestige routers, including P-660, P-661, and P-662 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), allow remote authenticated users to obtain authentication data by making direct HTTP requests and then reading the HTML source, as demonstrated by a request for (1) RemMagSNMP.html, which discloses SNMP communities; or (2) WLAN.html, which d

CVE-2008-1521 [MEDIUM] CWE-264 CVE-2008-1521: ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ. ZyXEL Prestige routers, including P-660 and P-661 models with firmware 3.40(AGD.2) through 3.40(AHQ.3), allow remote authenticated users to gain privileges by accessing administrative URIs, as demonstrated by rpSysAdmin.html.

CVE-2007-4318 [MEDIUM] CVE-2007-4318: Cross-site scripting (XSS) vulnerability in Forms/General_1 in the management interface in ZyNOS fir Cross-site scripting (XSS) vulnerability in Forms/General_1 in the management interface in ZyNOS firmware 3.62(WK.6) on the Zyxel Zywall 2 device allows remote authenticated administrators to inject arbitrary web script or HTML via the sysSystemName parameter.

CVE-2007-4319 [MEDIUM] CVE-2007-4319: The management interface in ZyNOS firmware 3.62(WK.6) on the Zyxel Zywall 2 device allows remote aut The management interface in ZyNOS firmware 3.62(WK.6) on the Zyxel Zywall 2 device allows remote authenticated administrators to cause a denial of service (infinite reboot loop) via invalid configuration data. NOTE: this issue might not cross privilege boundaries, and it might be resultant from CSRF; if so, then it should not be included in CVE.

CVE-2007-4317 [MEDIUM] CVE-2007-4317: Multiple cross-site request forgery (CSRF) vulnerabilities in the management interface in ZyNOS firm Multiple cross-site request forgery (CSRF) vulnerabilities in the management interface in ZyNOS firmware 3.62(WK.6) on the Zyxel Zywall 2 device allow remote attackers to perform certain actions as administrators, as demonstrated by a request to Forms/General_1 with the (1) sysSystemName and (2) sysDomainName parameters.

CVE-2007-4316 [MEDIUM] CVE-2007-4316: The management interface in ZyNOS firmware 3.62(WK.6) on the Zyxel Zywall 2 device has a certain def The management interface in ZyNOS firmware 3.62(WK.6) on the Zyxel Zywall 2 device has a certain default password, which allows remote attackers to perform administrative actions.

CVE-2007-1586 [HIGH] CVE-2007-1586: ZynOS 3.40 allows remote attackers to cause a denial of service (link restart) by sending a request ZynOS 3.40 allows remote attackers to cause a denial of service (link restart) by sending a request for the name \M via the SMB Mail Slot Protocol.

CVE-2004-1540 [MEDIUM] CVE-2004-1540: ZyXEL Prestige 623, 650, and 652 HW Routers, and possibly other versions, with HTTP Remote Administr ZyXEL Prestige 623, 650, and 652 HW Routers, and possibly other versions, with HTTP Remote Administration enabled, does not require a password to access rpFWUpload.html, which allows remote attackers to reset the router configuration file.

CVE-2004-1684 [MEDIUM] CVE-2004-1684: Zyxel P681 running ZyNOS Vt020225a contains portions of memory in an ARP request, which allows remot Zyxel P681 running ZyNOS Vt020225a contains portions of memory in an ARP request, which allows remote attackers to obtain sensitive information by sniffing the network.