Vulnerabilities (CVE)

Filtered by vendor Zyxel Subscribe
Total 279 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-35030 1 Zyxel 24 Gs1900-10hp, Gs1900-10hp Firmware, Gs1900-16 and 21 more 2024-02-28 2.3 LOW 4.3 MEDIUM
A vulnerability was found in the CGI program in Zyxel GS1900-8 firmware version V2.60, that did not properly sterilize packet contents and could allow an authenticated, local user to perform a cross-site scripting (XSS) attack via a crafted LLDP packet.
CVE-2020-20183 1 Zyxel 2 P1302-t10 V3, P1302-t10 V3 Firmware 2024-02-28 5.0 MEDIUM 7.5 HIGH
Insecure direct object reference vulnerability in Zyxel’s P1302-T10 v3 with firmware version 2.00(ABBX.3) and earlier allows attackers to gain privileges and access certain admin pages.
CVE-2021-3297 1 Zyxel 2 Nbg2105, Nbg2105 Firmware 2024-02-28 7.2 HIGH 7.8 HIGH
On Zyxel NBG2105 V1.00(AAGU.2)C0 devices, setting the login cookie to 1 provides administrator access.
CVE-2020-28899 1 Zyxel 6 Lte4506-m606, Lte4506-m606 Firmware, Lte7460-m608 and 3 more 2024-02-28 6.4 MEDIUM 9.1 CRITICAL
The Web CGI Script on ZyXEL LTE4506-M606 V1.00(ABDO.2)C0 devices does not require authentication, which allows remote unauthenticated attackers (via crafted JSON action data to /cgi-bin/gui.cgi) to use all features provided by the router. Examples: change the router password, retrieve the Wi-Fi passphrase, send an SMS message, or modify the IP forwarding to access the internal network.
CVE-2020-29299 1 Zyxel 7 Atp, Nsg, Nsg Firmware and 4 more 2024-02-28 9.0 HIGH 7.2 HIGH
Certain Zyxel products allow command injection by an admin via an input string to chg_exp_pwd during a password-change action. This affects VPN On-premise before ZLD V4.39 week38, VPN Orchestrator before SD-OS V10.03 week32, USG before ZLD V4.39 week38, USG FLEX before ZLD V4.55 week38, ATP before ZLD V4.55 week38, and NSG before 1.33 patch 4.
CVE-2020-25014 1 Zyxel 52 Access Points Firmware, Nwa110ax, Nwa1123-ac Hd and 49 more 2024-02-28 7.5 HIGH 9.8 CRITICAL
A stack-based buffer overflow in fbwifi_continue.cgi on Zyxel UTM and VPN series of gateways running firmware version V4.30 through to V4.55 allows remote unauthenticated attackers to execute arbitrary code via a crafted http packet.
CVE-2020-15317 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 4.3 MEDIUM 5.9 MEDIUM
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded RSA SSH key for the root account within the /opt/axess chroot directory tree.
CVE-2020-15321 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 7.5 HIGH 9.8 CRITICAL
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the axzyxel password for the livedbuser account.
CVE-2020-15322 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 7.5 HIGH 9.8 CRITICAL
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the wbboEZ4BN3ssxAfM hardcoded password for the debian-sys-maint account.
CVE-2020-15348 1 Zyxel 1 Cloud Cnm Secumanager 2024-02-28 10.0 HIGH 9.8 CRITICAL
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 allows use of live/CPEManager/AXCampaignManager/delete_cpes_by_ids?cpe_ids= for eval injection of Python code.
CVE-2020-15316 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 4.3 MEDIUM 5.9 MEDIUM
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded ECDSA SSH key for the root account within the /opt/axess chroot directory tree.
CVE-2020-13365 1 Zyxel 8 Nas326, Nas326 Firmware, Nas520 and 5 more 2024-02-28 9.0 HIGH 8.8 HIGH
Certain Zyxel products have a locally accessible binary that allows a non-root user to generate a password for an undocumented user account that can be used for a TELNET session as root. This affects NAS520 V5.21(AASZ.4)C0, V5.21(AASZ.0)C0, V5.11(AASZ.3)C0, and V5.11(AASZ.0)C0; NAS542 V5.11(ABAG.0)C0, V5.20(ABAG.1)C0, and V5.21(ABAG.3)C0; NSA325 v2_V4.81(AALS.0)C0 and V4.81(AAAJ.1)C0; NSA310 4.22(AFK.0)C0 and 4.22(AFK.1)C0; NAS326 V5.21(AAZF.8)C0, V5.11(AAZF.4)C0, V5.11(AAZF.2)C0, and V5.11(AAZF.3)C0; NSA310S V4.75(AALH.2)C0; NSA320S V4.75(AANV.2)C0 and V4.75(AANV.1)C0; NSA221 V4.41(AFM.1)C0; and NAS540 V5.21(AATB.5)C0 and V5.21(AATB.3)C0.
CVE-2020-15315 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 4.3 MEDIUM 5.9 MEDIUM
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded DSA SSH key for the root account within the /opt/axess chroot directory tree.
CVE-2020-15336 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 5.0 MEDIUM 7.5 HIGH
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has no authentication for /cnr requests.
CVE-2020-15312 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 4.3 MEDIUM 5.9 MEDIUM
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded DSA SSH key for the root account.
CVE-2020-15335 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 5.0 MEDIUM 7.5 HIGH
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has no authentication for /registerCpe requests.
CVE-2020-24355 1 Zyxel 2 Vmg5313-b30b, Vmg5313-b30b Firmware 2024-02-28 10.0 HIGH 9.8 CRITICAL
Zyxel VMG5313-B30B router on firmware 5.13(ABCJ.6)b3_1127, and possibly older versions of firmware are affected by insecure permissions which allows regular and other users to create new users with elevated privileges. This is done by changing "FirstIndex" field in JSON that is POST-ed during account creation. Similar may also be possible with account deletion.
CVE-2020-15314 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 4.3 MEDIUM 5.9 MEDIUM
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded RSA SSH key for the root account.
CVE-2020-24354 1 Zyxel 2 Vmg5313-b30b, Vmg5313-b30b Firmware 2024-02-28 6.5 MEDIUM 8.8 HIGH
Zyxel VMG5313-B30B router on firmware 5.13(ABCJ.6)b3_1127, and possibly older versions of firmware are affected by shell injection.
CVE-2020-15323 1 Zyxel 1 Cloudcnm Secumanager 2024-02-28 7.5 HIGH 9.8 CRITICAL
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has the cloud1234 password for the a1@chopin account default credentials.