Vulnerabilities (CVE)

Filtered by vendor Zyxel Subscribe
Total 279 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2017-7964 1 Zyxel 1 Wre6505 Firmware 2024-11-21 10.0 HIGH 10.0 CRITICAL
Zyxel WRE6505 devices have a default TELNET password of 1234 for the root and admin accounts, which makes it easier for remote attackers to conduct DNS hijacking attacks by reconfiguring the built-in dnshijacker process.
CVE-2017-6884 1 Zyxel 2 Emg2926, Emg2926 Firmware 2024-11-21 9.0 HIGH 8.8 HIGH
A command injection vulnerability was discovered on the Zyxel EMG2926 home router with firmware V1.00(AAQT.4)b8. The vulnerability is located in the diagnostic tools, specifically the nslookup function. A malicious user may exploit numerous vectors to execute arbitrary commands on the router, such as the ping_ip parameter to the expert/maintenance/diagnostic/nslookup URI.
CVE-2017-3216 5 Greenpacket, Huawei, Mada and 2 more 28 Ox350, Ox350 Firmware, Bm2022 and 25 more 2024-11-21 10.0 HIGH 9.8 CRITICAL
WiMAX routers based on the MediaTek SDK (libmtk) that use a custom httpd plugin are vulnerable to an authentication bypass allowing a remote, unauthenticated attacker to gain administrator access to the device by performing an administrator password change on the device via a crafted POST request.
CVE-2017-18374 2 Billion, Zyxel 6 5200w-t, 5200w-t Firmware, P660hn-t1a V1 and 3 more 2024-11-21 9.0 HIGH 8.8 HIGH
The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has two user accounts with default passwords, including a hardcoded service account with the username true and password true. These accounts can be used to login to the web interface, exploit authenticated command injections and change router settings for malicious purposes.
CVE-2017-18372 2 Billion, Zyxel 6 5200w-t, 5200w-t Firmware, P660hn-t1a V1 and 3 more 2024-11-21 9.0 HIGH 8.8 HIGH
The Billion 5200W-T TCLinux Fw $7.3.8.0 v008 130603 router distributed by TrueOnline has a command injection vulnerability in the Time Setting function, which is only accessible by an authenticated user. The vulnerability is in the tools_time.asp page and can be exploited through the uiViewSNTPServer parameter. Authentication can be achieved by exploiting CVE-2017-18373.
CVE-2017-18371 2 Billion, Zyxel 6 5200w-t, 5200w-t Firmware, P660hn-t1a V1 and 3 more 2024-11-21 7.5 HIGH 9.8 CRITICAL
The ZyXEL P660HN-T1A v2 TCLinux Fw #7.3.37.6 router distributed by TrueOnline has three user accounts with default passwords, including two hardcoded service accounts: one with the username true and password true, and another with the username supervisor and password zyad1234. These accounts can be used to login to the web interface, exploit authenticated command injections, and change router settings for malicious purposes.
CVE-2017-18370 2 Billion, Zyxel 6 5200w-t, 5200w-t Firmware, P660hn-t1a V1 and 3 more 2024-11-21 9.0 HIGH 8.8 HIGH
The ZyXEL P660HN-T1A v2 TCLinux Fw #7.3.37.6 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is only accessible by an authenticated user. The vulnerability is in the logSet.asp page and can be exploited through the ServerIP parameter. Authentication can be achieved by exploiting CVE-2017-18371.
CVE-2017-18368 2 Billion, Zyxel 6 5200w-t, 5200w-t Firmware, P660hn-t1a V1 and 3 more 2024-11-21 10.0 HIGH 9.8 CRITICAL
The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user. The vulnerability is in the ViewLog.asp page and can be exploited through the remote_host parameter.
CVE-2017-17901 1 Zyxel 2 P-660hw, P-660hw Firmware 2024-11-21 7.8 HIGH 7.5 HIGH
ZyXEL P-660HW v3 devices allow remote attackers to cause a denial of service (CPU consumption) via a flood of IP packets with a TTL of 1.
CVE-2017-17550 1 Zyxel 2 Zywall Usg 100, Zywall Usg 100 Firmware 2024-11-21 6.8 MEDIUM 8.8 HIGH
ZyXEL ZyWALL USG 2.12 AQQ.2 and 3.30 AQQ.7 devices are affected by a CSRF vulnerability via a cgi-bin/zysh-cgi cmd action to add a user account. This account's access could, for example, subsequently be used for stored XSS.
CVE-2017-15226 1 Zyxel 2 Nbg6716, Nbg6716 Firmware 2024-11-21 7.5 HIGH 9.8 CRITICAL
Zyxel NBG6716 V1.00(AAKG.9)C0 devices allow command injection in the ozkerz component because beginIndex and endIndex are used directly in a popen call.
CVE-2016-2243 3 Hp, Samsung, Zyxel 30 1000 Series Firmware, 700 Series Firmware, 800 Series Firmware and 27 more 2024-11-21 5.4 MEDIUM 7.9 HIGH
Sure Start on HP Commercial PCs 2015 allows local users to cause a denial of service (BIOS recovery failure) by leveraging administrative access.
CVE-2016-1350 6 Cisco, Lenovo, Samsung and 3 more 6 Ios Xe, Thinkcentre E75s Firmware, X14j Firmware and 3 more 2024-11-21 7.8 HIGH 7.5 HIGH
Cisco IOS 15.3 and 15.4, Cisco IOS XE 3.8 through 3.11, and Cisco Unified Communications Manager allow remote attackers to cause a denial of service (device reload) via malformed SIP messages, aka Bug ID CSCuj23293.
CVE-2016-1349 7 Cisco, Intel, Netgear and 4 more 7 Ios Xe, Core I5-9400f Firmware, Jr6150 Firmware and 4 more 2024-11-21 7.8 HIGH 7.5 HIGH
The Smart Install client implementation in Cisco IOS 12.2, 15.0, and 15.2 and IOS XE 3.2 through 3.7 allows remote attackers to cause a denial of service (device reload) via crafted image list parameters in a Smart Install packet, aka Bug ID CSCuv45410.
CVE-2016-1348 6 Cisco, Netgear, Samsung and 3 more 6 Ios Xe, Jr6150 Firmware, X14j Firmware and 3 more 2024-11-21 7.8 HIGH 7.5 HIGH
Cisco IOS 15.0 through 15.5 and IOS XE 3.3 through 3.16 allow remote attackers to cause a denial of service (device reload) via a crafted DHCPv6 Relay message, aka Bug ID CSCus55821.
CVE-2016-1346 6 Cisco, Dell, Netgear and 3 more 6 Telepresence Server Mse 8710, Emc Powerscale Onefs, Jr6150 Firmware and 3 more 2024-11-21 7.1 HIGH 5.9 MEDIUM
The kernel in Cisco TelePresence Server 3.0 through 4.2(4.18) on Mobility Services Engine (MSE) 8710 devices allows remote attackers to cause a denial of service (panic and reboot) via a crafted sequence of IPv6 packets, aka Bug ID CSCuu46673.
CVE-2016-1344 7 Cisco, Lenovo, Netgear and 4 more 7 Ios Xe, Thinkcentre E75s Firmware, Jr6150 Firmware and 4 more 2024-11-21 7.1 HIGH 5.9 MEDIUM
The IKEv2 implementation in Cisco IOS 15.0 through 15.6 and IOS XE 3.3 through 3.17 allows remote attackers to cause a denial of service (device reload) via fragmented packets, aka Bug ID CSCux38417.
CVE-2016-1329 5 Cisco, Samsung, Sun and 2 more 10 Nexus 3048, Nexus 3064, Nexus 3064t and 7 more 2024-11-21 10.0 HIGH 9.8 CRITICAL
Cisco NX-OS 6.0(2)U6(1) through 6.0(2)U6(5) on Nexus 3000 devices and 6.0(2)A6(1) through 6.0(2)A6(5) and 6.0(2)A7(1) on Nexus 3500 devices has hardcoded credentials, which allows remote attackers to obtain root privileges via a (1) TELNET or (2) SSH session, aka Bug ID CSCuy25800.
CVE-2016-1319 4 Samsung, Sun, Zyxel and 1 more 4 X14j Firmware, Opensolaris, Gs1900-10hp Firmware and 1 more 2024-11-21 5.0 MEDIUM 5.3 MEDIUM
Cisco Unified Communications Manager (aka CallManager) 9.1(2.10000.28), 10.5(2.10000.5), 10.5(2.12901.1), and 11.0(1.10000.10); Unified Communications Manager IM & Presence Service 10.5(2); Unified Contact Center Express 11.0(1); and Unity Connection 10.5(2) store a cleartext encryption key, which allows local users to obtain sensitive information via unspecified vectors, aka Bug ID CSCuv85958.
CVE-2016-1317 1 Zyxel 1 Gs1900-10hp Firmware 2024-11-21 4.0 MEDIUM 4.3 MEDIUM
Cisco Unified Communications Manager 11.5(0.98000.480) allows remote authenticated users to obtain sensitive database table-name and entity-name information via a direct request to an unspecified URL, aka Bug ID CSCuy11098.