CVE-2020-1689 Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2 frames when deployed in a Virtual Chassis configuration

On Juniper Networks EX4300-MP Series, EX4600 Series and QFX5K Series deployed in a Virtual Chassis configuration, receipt of a stream of specific layer 2 frames can cause high CPU load, which could lead to traffic interruption. This issue does not occur when the device is deployed in Stand Alone...

CVE-2020-1687 Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2 frames in EVPN-VXLAN deployment.

On Juniper Networks EX4300-MP Series, EX4600 Series and QFX5K Series deployed in Ethernet VPN EVPN-Virtual Extensible LAN VXLAN configuration, receipt of a stream of specific VXLAN encapsulated layer 2 frames can cause high CPU load, which could lead to network protocol operation issue and traffi...

PT-2020-5508

Name of the Vulnerable Software and Affected Versions Junos OS versions prior to 17.3R3-S9 Junos OS versions prior to 17.4R2-S11, 17.4R3-S2, 17.4R3-S3 Junos OS versions prior to 18.1R3-S11 Junos OS versions prior to 18.2R3-S5 Junos OS versions prior to 18.3R2-S4, 18.3R3-S3 Junos OS versions prior...

CVE-2020-1651 Junos OS: MX Series: PFE on the line card may crash due to memory leak.

On Juniper Networks MX series, receipt of a stream of specific Layer 2 frames may cause a memory leak resulting in the packet forwarding engine PFE on the line card to crash and restart, causing traffic interruption. By continuously sending this stream of specific layer 2 frame, an attacker...

CVE-2020-1651: Missing Release of Memory after Effective Lifetime

On Juniper Networks MX series, receipt of a stream of specific Layer 2 frames may cause a memory leak resulting in the packet forwarding engine PFE on the line card to crash and restart, causing traffic interruption. By continuously sending this stream of specific layer 2 frame, an attacker...

PT-2020-5930

Name of the Vulnerable Software and Affected Versions: Juniper Networks Junos OS on MX Series versions 17.2 prior to 17.2R3-S4 Juniper Networks Junos OS on MX Series versions 17.2X75 prior to 17.2X75-D105.19 Juniper Networks Junos OS on MX Series versions 17.3 prior to 17.3R3-S7 Juniper Networks...

Cisco 6000/6500/7600 series systems fail to properly process layer 2 frames

Overview Cisco 6000/6500/7600 series systems with Multilayer Switch Feature Card 2 MSFC2 fail to properly process layer 2 frames. Description Cisco 6000/6500/7600 series systems with MSFC2 contain a vulnerability in the way layer 2 frames are processed in software. By sending a specially crafted...