145 matches found
EUVD-2026-42723
An Improper Handling of Undefined Parameters vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on EX Series devices allows an authenticated attacker with low privileges to cause a Denial-of-Service DoS. If an attempt is made to subscribe to an unsupported telemetry...
EUVD-2026-42715
A Missing Release of Memory after Effective Lifetime vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on specific EX Series devices allows an unauthenticated adjacent attacker to cause a Denial-of-Service DoS.When sFlow is configured in a Virtual Chassis VC scenario...
CVE-2026-33800
An Unchecked Input for Loop Condition vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS.Micro-BFD session flaps generate respective up/down events which are queued by PFEMAN for...
CVE-2026-57032 Junos OS: EX Series: Subscribing to an unsupported telemetry sensor path causes fxpc process crash
An Improper Handling of Undefined Parameters vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on EX Series devices allows an authenticated attacker with low privileges to cause a Denial-of-Service DoS. If an attempt is made to subscribe to an unsupported telemetry...
CVE-2026-57032
CVE-2026-57032 describes an improper handling of undefined parameters in the packet forwarding engine (pfe) of Juniper Networks Junos OS on EX Series devices. When attempting to subscribe to an unsupported telemetry sensor path on EX2300, EX3400, EX4000, EX4100, and EX4400 via gRPC, the Front Pan...
CVE-2026-57032 Junos OS: EX Series: Subscribing to an unsupported telemetry sensor path causes fxpc process crash
An Improper Handling of Undefined Parameters vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on EX Series devices allows an authenticated attacker with low privileges to cause a Denial-of-Service DoS. If an attempt is made to subscribe to an unsupported telemetry...
CVE-2026-57027 Junos OS: EX4100 Series, EX4400: With sFlow configured in a VC scenario multicast traffic leads to an FPC crash
A Missing Release of Memory after Effective Lifetime vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on specific EX Series devices allows an unauthenticated adjacent attacker to cause a Denial-of-Service DoS.When sFlow is configured in a Virtual Chassis VC scenario...
CVE-2026-57027 Junos OS: EX4100 Series, EX4400: With sFlow configured in a VC scenario multicast traffic leads to an FPC crash
A Missing Release of Memory after Effective Lifetime vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on specific EX Series devices allows an unauthenticated adjacent attacker to cause a Denial-of-Service DoS.When sFlow is configured in a Virtual Chassis VC scenario...
CVE-2026-33800
CVE-2026-33800 affects Junos OS on MX Series (MX FPCs up to MPC9). The issue is caused by an unchecked input for a loop condition in PFEMAN, where high-rate Micro-BFD session flaps queue events and a VC with locality-bias amplifies processing time, causing PFEMAN to miss processing and the PFEMAN...
CVE-2026-33800 Junos OS: MX Series: In a VC scenario a high rate of micro-BFD session flaps will cause an FPC crash
An Unchecked Input for Loop Condition vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS.Micro-BFD session flaps generate respective up/down events which are queued by PFEMAN for...
EUVD-2026-42701
An Unchecked Input for Loop Condition vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS.Micro-BFD session flaps generate respective up/down events which are queued by PFEMAN for...
CVE-2026-57032: Improper Handling of Undefined Parameters
An Improper Handling of Undefined Parameters vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on EX Series devices allows an authenticated attacker with low privileges to cause a Denial-of-Service DoS. If an attempt is made to subscribe to an unsupported telemetry...
CVE-2026-33800: Unchecked Input for Loop Condition
An Unchecked Input for Loop Condition vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS.Micro-BFD session flaps generate respective up/down events which are queued by PFEMAN for...
PT-2026-56981
A Missing Release of Memory after Effective Lifetime vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on specific EX Series devices allows an unauthenticated adjacent attacker to cause a Denial-of-Service DoS.When sFlow is configured in a Virtual Chassis VC scenario...
CVE-2026-57027: Missing Release of Memory after Effective Lifetime
A Missing Release of Memory after Effective Lifetime vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on specific EX Series devices allows an unauthenticated adjacent attacker to cause a Denial-of-Service DoS.When sFlow is configured in a Virtual Chassis VC scenario...
Juniper Junos OS Vulnerability (JSA96453)
The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96453 advisory. - A Heap-based Buffer Overflow vulnerability in the flexible PIC concentrator FPC of Juniper Networks Junos OS on EX2300, EX3400, EX4100, EX4300, EX4300MP, EX4400, EX4600,...
CVE-2026-21917
An Improper Validation of Syntactic Correctness of Input vulnerability in the Web-Filtering module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If an SRX device configured for UTM Web-Filtering receives a specifical...
CVE-2026-21903
A Stack-based Buffer Overflow vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS allows a network-based attacker, authenticated with low privileges to cause a Denial-of-Service DoS. Subscribing to telemetry sensors at scale causes all FPC connections to drop, resulting...
CVE-2026-0203
An Improper Handling of Exceptional Conditions vulnerability in packet processing of Juniper Networks Junos OS allows an unauthenticated, network-adjacent attacker sending a specifically malformed ICMP packet to cause an FPC to crash and restart, resulting in a Denial of Service DoS. When an ICMP...
CVE-2026-21917
An Improper Validation of Syntactic Correctness of Input vulnerability in the Web-Filtering module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If an SRX device configured for UTM Web-Filtering receives a specifical...