CVE-2023-44195

CVE-2023-44195 affects Juniper Networks Junos OS Evolved, specifically the NetworkStack nsagentd component. The issue arises from an improper restriction of a communication channel to endpoints, allowing an unauthenticated network attacker to reach the Routing-Engine (RE) with packets that bypass...

CVE-2023-44195 Junos OS Evolved: Packets which are not destined to the router can reach the RE

An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in the NetworkStack agent daemon nsagentd of Juniper Networks Junos OS Evolved allows an unauthenticated network based attacker to cause limited impact to the availability of the system. If specific packets reach...

CVE-2023-44194 Junos OS: An unauthenticated attacker with local access to the device can create a backdoor with root privileges

An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS allows an unauthenticated attacker with local access to the device to create a backdoor with root privileges. The issue is caused by improper directory permissions on a certain system directory, allowing an attacker with...

CVE-2023-44194

CVE-2023-44194 affects Juniper Networks Junos OS. The vulnerability is due to incorrect default permissions in a system directory, allowing an unauthenticated, locally-present attacker to create a backdoor with root privileges. Affected versions include all before 20.4R3-S5, 21.1 before 21.1R3-S4...

CVE-2023-44193 Junos OS: MX Series: An FPC crash is observed when CFM is enabled in a VPLS scenario and a specific LDP related command is run

An Improper Release of Memory Before Removing Last Reference vulnerability in Packet Forwarding Engine PFE of Juniper Networks Junos OS allows a local, low privileged attacker to cause an FPC crash, leading to Denial of Service DoS. On all Junos MX Series with MPC1 - MPC9, LC480, LC2101, MX10003,...

CVE-2023-44193 Junos OS: MX Series: An FPC crash is observed when CFM is enabled in a VPLS scenario and a specific LDP related command is run

An Improper Release of Memory Before Removing Last Reference vulnerability in Packet Forwarding Engine PFE of Juniper Networks Junos OS allows a local, low privileged attacker to cause an FPC crash, leading to Denial of Service DoS. On all Junos MX Series with MPC1 - MPC9, LC480, LC2101, MX10003,...

CVE-2023-44193

CVE-2023-44193 affects Juniper Networks Junos OS on MX Series hardware. The issue is an improper release of memory before removing the last reference in the Packet Forwarding Engine (PFE) that, when CFM is enabled in a VPLS scenario and a specific LDP-related command is executed, can cause an FPC...

CVE-2023-44192 Junos OS: QFX5000 Series: DMA memory leak is observed when specific DHCP packets are transmitted over pseudo-VTEP

An Improper Input Validation vulnerability in the Packet Forwarding Engine of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause memory leak, leading to Denial of Service DoS. On all Junos OS QFX5000 Series platforms, when pseudo-VTEP Virtual Tunnel End Point is...

CVE-2023-44192 Junos OS: QFX5000 Series: DMA memory leak is observed when specific DHCP packets are transmitted over pseudo-VTEP

An Improper Input Validation vulnerability in the Packet Forwarding Engine of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause memory leak, leading to Denial of Service DoS. On all Junos OS QFX5000 Series platforms, when pseudo-VTEP Virtual Tunnel End Point is...

CVE-2023-44192

CVE-2023-44192 : In Juniper Networks Junos OS QFX5000 Series, the vulnerability affects the Packet Forwarding Engine where improper input validation enables an unauthenticated, network-based attacker to trigger a DMA memory leak, causing a DoS. The issue is observed when pseudo-VTEP is configured...

CVE-2023-44191 Junos OS: QFX5000 Series and EX4000 Series: Denial of Service (DoS) on a large scale VLAN due to PFE hogging

An Allocation of Resources Without Limits or Throttling vulnerability in Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause Denial of Service DoS. On all Junos OS QFX5000 Series and EX4000 Series platforms, when a high number of VLANs are configured, a specific...

CVE-2023-44191 Junos OS: QFX5000 Series and EX4000 Series: Denial of Service (DoS) on a large scale VLAN due to PFE hogging

An Allocation of Resources Without Limits or Throttling vulnerability in Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause Denial of Service DoS. On all Junos OS QFX5000 Series and EX4000 Series platforms, when a high number of VLANs are configured, a specific...

CVE-2023-44191

CVE-2023-44191 – Juniper Junos OS DoS on large VLAN deployments (QFX5000/EX4000) Root cause: An Allocation of Resources Without Limits or Throttling vulnerability in Junos OS allows an unauthenticated, network-based attacker to trigger Denial of Service via a specific DHCP packet when many VLANs ...

CVE-2023-44185 Junos OS and Junos OS Evolved: In an BGP scenario RPD crashes upon receiving and processing a specific malformed ISO VPN BGP UPDATE packet

An Improper Input Validation vulnerability in the routing protocol daemon rpd of Juniper Networks allows an attacker to cause a Denial of Service DoS to the device upon receiving and processing a specific malformed ISO VPN BGP UPDATE packet. Continued receipt of this packet will cause a sustained...

CVE-2023-44185 Junos OS and Junos OS Evolved: In an BGP scenario RPD crashes upon receiving and processing a specific malformed ISO VPN BGP UPDATE packet

An Improper Input Validation vulnerability in the routing protocol daemon rpd of Juniper Networks allows an attacker to cause a Denial of Service DoS to the device upon receiving and processing a specific malformed ISO VPN BGP UPDATE packet. Continued receipt of this packet will cause a sustained...

CVE-2023-44185

CVE-2023-44185 affects Juniper Junos OS and Junos OS Evolved. It is an Improper Input Validation in the routing protocol daemon (rpd) that allows an attacker to cause a Denial of Service by processing a specific malformed ISO VPN BGP UPDATE packet. Continued receipt yields a sustained DoS on the ...

CVE-2023-44184 Junos OS and Junos OS Evolved: High CPU load due to specific NETCONF command

An Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in the management daemon mgd process of Juniper Networks Junos OS and Junos OS Evolved allows a network-based authenticated low-privileged attacker, by executing a specific command via NETCONF, to cause a CPU...

CVE-2023-44184

The CVE-2023-44184 issue affects Juniper Networks Junos OS and Junos OS Evolved in the mgd (management daemon) component. A memory-buffer bound check violation allows a network-based, authenticated, low-privileged attacker to execute a specific NETCONF command that can cause CPU denial of service...

CVE-2023-44184 Junos OS and Junos OS Evolved: High CPU load due to specific NETCONF command

An Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in the management daemon mgd process of Juniper Networks Junos OS and Junos OS Evolved allows a network-based authenticated low-privileged attacker, by executing a specific command via NETCONF, to cause a CPU...

CVE-2023-44183 Junos OS: QFX5000 Series, EX4600 Series: In a VxLAN scenario an adjacent attacker within the VxLAN sending genuine packets may cause a DMA memory leak to occur.

An Improper Input Validation vulnerability in the VxLAN packet forwarding engine PFE of Juniper Networks Junos OS on QFX5000 Series, EX4600 Series devices allows an unauthenticated, adjacent attacker, sending two or more genuine packets in the same VxLAN topology to possibly cause a DMA memory le...