Juniper Qfx5210
44 CVEs affecting Juniper Qfx5210. Latest disclosed: 2026-04-09. Critical: 1, High: 17.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2019-0006 | Critical | 9.8 | 2019-01-15 | A certain crafted HTTP packet can trigger an uninitialized function pointer deference vulnerability in the Packet Forwarding Engine manager (fxpc) on all EX, Q… |
CVE-2018-0043 | High | 8.8 | 2018-10-10 | Receipt of a specific MPLS packet may cause the routing protocol daemon (RPD) process to crash and restart or may lead to remote code execution. By continuousl… |
CVE-2021-0203 | High | 8.6 | 2021-01-15 | On Juniper Networks EX and QFX5K Series platforms configured with Redundant Trunk Group (RTG), Storm Control profile applied on the RTG interface might not tak… |
CVE-2020-1613 | High | 8.6 | 2020-04-08 | A vulnerability in the BGP FlowSpec implementation may cause a Juniper Networks Junos OS device to terminate an established BGP session upon receiving a specif… |
CVE-2025-30644 | High | 7.5 | 2025-04-09 | A Heap-based Buffer Overflow vulnerability in the flexible PIC concentrator (FPC) of Juniper Networks Junos OS on EX2300, EX3400, EX4100, EX4300, EX4300MP, EX4… |
CVE-2024-47497 | High | 7.5 | 2024-10-11 | An Uncontrolled Resource Consumption vulnerability in the http daemon (httpd) of Juniper Networks Junos OS on SRX Series, QFX Series, MX Series and EX Series a… |
CVE-2024-21595 | High | 7.5 | 2024-01-12 | An Improper Validation of Syntactic Correctness of Input vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a network-bas… |
CVE-2022-22188 | High | 7.5 | 2022-04-14 | An Uncontrolled Memory Allocation vulnerability leading to a Heap-based Buffer Overflow in the packet forwarding engine (PFE) of Juniper Networks Junos OS allo… |
CVE-2022-22174 | High | 7.5 | 2022-01-19 | A vulnerability in the processing of inbound IPv6 packets in Juniper Networks Junos OS on QFX5000 Series and EX4600 switches may cause the memory to not be fre… |
CVE-2021-0285 | High | 7.5 | 2021-07-15 | An uncontrolled resource consumption vulnerability in Juniper Networks Junos OS on QFX5000 Series and EX4600 Series switches allows an attacker sending large a… |
CVE-2021-0207 | High | 7.5 | 2021-01-15 | An improper interpretation conflict of certain data between certain software components within the Juniper Networks Junos OS devices does not allow certain tra… |
CVE-2020-1679 | High | 7.5 | 2020-10-16 | On Juniper Networks PTX and QFX Series devices with packet sampling configured using tunnel-observation mpls-over-udp, sampling of a malformed packet can cause… |
CVE-2020-1607 | High | 7.5 | 2020-01-15 | Insufficient Cross-Site Scripting (XSS) protection in J-Web may potentially allow a remote attacker to inject web script or HTML, hijack the target user's J-We… |
CVE-2019-0043 | High | 7.5 | 2019-04-10 | In MPLS environments, receipt of a specific SNMP packet may cause the routing protocol daemon (RPD) process to crash and restart. By continuously sending a spe… |
CVE-2019-0014 | High | 7.5 | 2019-01-15 | On QFX and PTX Series, receipt of a malformed packet for J-Flow sampling might crash the FPC (Flexible PIC Concentrator) process which causes all interfaces to… |
CVE-2021-0259 | High | 7.4 | 2021-04-22 | Due to a vulnerability in DDoS protection in Juniper Networks Junos OS and Junos OS Evolved on QFX5K Series switches in a VXLAN configuration, instability migh… |
CVE-2021-0222 | High | 7.4 | 2021-01-15 | A vulnerability in Juniper Networks Junos OS allows an attacker to cause a Denial of Service (DoS) to the device by sending certain crafted protocol packets fr… |
CVE-2021-0217 | High | 7.4 | 2021-01-15 | A vulnerability in processing of certain DHCP packets from adjacent clients on EX Series and QFX Series switches running Juniper Networks Junos OS with DHCP lo… |
CVE-2025-59957 | Medium | 6.8 | 2025-10-09 | An Origin Validation Error vulnerability in an insufficient protected file of Juniper Networks Junos OS on EX4600 Series and QFX5000 Series allows an unauthent… |
CVE-2026-33781 | Medium | 6.5 | 2026-04-09 | An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine (pfe) of Juniper Networks Junos OS on specific EX and QFX… |