CVE-2021-0249 Junos OS: SRX Series: A remote attacker may be able to cause a PFE buffer overflow to arbitrarily remotely execute code or commands on the target device with UTM enabled.

On SRX Series devices configured with UTM services a buffer overflow vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS may allow an attacker to arbitrarily execute code or commands on the target to take over or otherwise impact the device by sending crafted packets to...

CVE-2021-0249

CVE-2021-0249 is a buffer overflow in Juniper Networks Junos OS Packet Forwarding Engine (PFE) on SRX Series devices. Affected releases include SRX Series: 15.1X49 prior to 15.1X49-D190; 17.4 prior to 17.4R2-S9; 17.4R3 and later prior to 18.1R3-S9; 18.2 prior to 18.2R3-S1; 18.3 prior to 18.3R2-S3...

CVE-2021-0237 Junos OS: EX4300-MP/EX4600/EX4650/QFX5K Series: Packet Forwarding Engine manager (FXPC) process crashes when deployed in a Virtual Chassis (VC) configuration

On Juniper Networks EX4300-MP Series, EX4600 Series, EX4650 Series, QFX5K Series deployed as a Virtual Chassis with a specific Layer 2 circuit configuration, Packet Forwarding Engine manager FXPC process may crash and restart upon receipt of specific layer 2 frames. Continued receipt and processi...

CVE-2021-0249: Buffer Copy without Checking Size of Input

On SRX Series devices configured with UTM services a buffer overflow vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS may allow an attacker to arbitrarily execute code or commands on the target to take over or otherwise impact the device by sending crafted packets to...

CVE-2021-0239

In Juniper Networks Junos OS Evolved, receipt of a stream of specific genuine Layer 2 frames may cause the Advanced Forwarding Toolkit AFT manager process Evo-aftmand, responsible for handling Route, Class-of-Service CoS, Firewall operations within the packet forwarding engine PFE to crash and...

The vulnerability of the Packet Forwarding Engine (PFE) module in the JunOS operating system for MX series routers allows a hacker to cause a service failure.

The vulnerability of the Packet Forwarding Engine PFE module in the JunOS operating system for MX series routers is related to the failure to release resources after the expiration of their useful life. Exploiting this vulnerability can allow a malicious actor to cause service interruptions...

The vulnerability of the Packet Forwarding Engine (PFE) module of the JunOS operating system, which allows a hacker to trigger a service failure.

The vulnerability of the Packet Forwarding Engine PFE module in the JunOS operating system is related to an uncontrolled resource consumption. Exploiting this vulnerability could allow a malicious actor to cause service interruptions remotely...

Juniper Junos DoS (JSA11096)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA11096 advisory. A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an attacker to send a specific packet causing the packet forwarding engine PFE to crash and...

CVE-2021-0215

On Juniper Networks Junos EX series, QFX Series, MX Series and SRX branch series devices, a memory leak occurs every time the 802.1X authenticator port interface flaps which can lead to other processes, such as the pfex process, responsible for packet forwarding, to crash and restart. An...

Null pointer dereference

A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an attacker to send a specific packet causing the packet forwarding engine PFE to crash and restart, resulting in a Denial of Service DoS. By continuously sending these specific packets, an attacker can repeatedly disabl...

CVE-2021-0215 Junos OS: EX Series, QFX Series, SRX Branch Series, MX Series: Memory leak in packet forwarding engine due to 802.1X authenticator port interface flaps

On Juniper Networks Junos EX series, QFX Series, MX Series and SRX branch series devices, a memory leak occurs every time the 802.1X authenticator port interface flaps which can lead to other processes, such as the pfex process, responsible for packet forwarding, to crash and restart. An...

CVE-2021-0202 Junos OS: MX Series, EX9200 Series: Trio-based MPC memory leak when Integrated Routing and Bridging (IRB) interface is mapped to a VPLS instance or a Bridge-Domain

On Juniper Networks MX Series and EX9200 Series platforms with Trio-based MPC Modular Port Concentrator where Integrated Routing and Bridging IRB interface is configured and it is mapped to a VPLS instance or a Bridge-Domain, certain network events at Customer Edge CE device may cause memory leak...

CVE-2021-0206: NULL Pointer Dereference

A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an attacker to send a specific packet causing the packet forwarding engine PFE to crash and restart, resulting in a Denial of Service DoS. By continuously sending these specific packets, an attacker can repeatedly disabl...

CVE-2021-0206

A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an attacker to send a specific packet causing the packet forwarding engine PFE to crash and restart, resulting in a Denial of Service DoS. By continuously sending these specific packets, an attacker can repeatedly disabl...

CVE-2020-26569: Undefined Security Weakness

In EVPN VxLAN setups in Arista EOS, specific malformed packets can lead to incorrect MAC to IP bindings and as a result packets can be incorrectly forwarded across VLAN boundaries. This can result in traffic being discarded on the receiving VLAN. This affects versions: 4.21.12M and below releases...

Juniper Junos OS PTX/QFX Series: Unexpected Packet Forwarding Vulnerability (JSA11076)

The version of Junos OS installed on the remote host is PTX or QFX Series prior to 17.2X75-D105, 18.1R3-S11, 18.2R3-S5, 18.2X75-D420, 18.3R2-S4, 18.4R1-S7, 19.1R2-S2, 19.2R1-S5, 19.3R2-S3, 19.4R1-S2, or 20.1R1-S2. It is, therefore, affected by a vulnerability as referenced in the JSA11076 advisor...

CVE-2020-1679

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 the Kernel Routing Table KRT queue to become stuck. KRT is the module within the Routing Process Daemon RPD that synchronized the routing...

CVE-2020-1665

On Juniper Networks MX Series and EX9200 Series, in a certain condition the IPv6 Distributed Denial of Service DDoS protection might not take affect when it reaches the threshold condition. The DDoS protection allows the device to continue to function while it is under DDoS attack, protecting bot...

CVE-2020-1679 Junos OS: PTX/QFX Series: Kernel Routing Table (KRT) queue stuck after packet sampling a malformed packet when the tunnel-observation mpls-over-udp configuration is enabled.

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 the Kernel Routing Table KRT queue to become stuck. KRT is the module within the Routing Process Daemon RPD that synchronized the routing...

CVE-2020-1679: Improper Input Validation

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 the Kernel Routing Table KRT queue to become stuck. KRT is the module within the Routing Process Daemon RPD that synchronized the routing...