CVE-2025-52982 Junos OS: MX Series: When specific SIP packets are processed the MS-MPC will crash

An Improper Resource Shutdown or Release vulnerability in the SIP ALG of Juniper Networks Junos OS on MX Series with MS-MPC allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. When an MX Series device with an MS-MPC is configured with two or more service sets which...

CVE-2025-52952

CVE-2025-52952 affects Juniper Networks Junos OS on MX Series with MPC-BUILTIN, MPC1–MPC9. The issue is an out-of-bounds write in the CFM daemon that allows an unauthenticated adjacent attacker to send a malformed packet, triggering an FPC crash and device restart and causing a Denial of Service ...

PT-2025-29252

Name of the Vulnerable Software and Affected Versions: Juniper Networks Junos OS MX Series versions prior to 21.2R3-S9 Juniper Networks Junos OS versions 21.4 starting from 21.4R1 Juniper Networks Junos OS versions prior to 22.2R3-S6 Juniper Networks Junos OS versions prior to 22.4R3-S6...

The vulnerability of Junos OS and Junos OS Evolved routers from the MX, MX304, EX9200, and PTX Series series lies in the insufficient handling of exceptional states, allowing attackers to trigger service interruptions.

The vulnerability of Junos OS and Junos OS Evolved routers from the MX, MX304, EX9200, and PTX Series series lies in the insufficient handling of exceptional states. Exploiting this vulnerability can allow a malicious actor to cause service interruptions...

The vulnerability of the Packet Forwarding Engine (PFE) module in Junos OS routers of the MX series allows a hacker to cause a service failure.

The vulnerability of the Packet Forwarding Engine PFE module in Junos OS routers of the MX series is related to insufficient checking of unusual or exceptional states. Exploiting this vulnerability can allow a malicious actor to trigger a service failure by sending specially crafted GRE packets...

CVE-2025-21594

An Improper Check for Unusual or Exceptional Conditions vulnerability in the pfe packet forwarding engine of Juniper Networks Junos OS on MX Series causes a port within a pool to be blocked leading to Denial of Service DoS. In a DS-Lite Dual-Stack Lite and NAT Network Address Translation scenario...

CVE-2025-30647

A Missing Release of Memory after Effective Lifetime 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. In a subscriber management scenario, login/logout activity triggers a memo...

CVE-2025-30656

An Improper Handling of Additional Special Element vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on MX Series with MS-MPC, MS-MIC and SPC3, and SRX Series, allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If the SIP ALG processes...

CVE-2025-30660

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS.When processing a high rate of specific GRE traffic destined to th...

CVE-2025-30656

An Improper Handling of Additional Special Element vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on MX Series with MS-MPC, MS-MIC and SPC3, and SRX Series, allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If the SIP ALG processes...

CVE-2025-30647

A Missing Release of Memory after Effective Lifetime 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. In a subscriber management scenario, login/logout activity triggers a memo...

CVE-2025-21594

An Improper Check for Unusual or Exceptional Conditions vulnerability in the pfe packet forwarding engine of Juniper Networks Junos OS on MX Series causes a port within a pool to be blocked leading to Denial of Service DoS. In a DS-Lite Dual-Stack Lite and NAT Network Address Translation scenario...

CVE-2025-21594

An Improper Check for Unusual or Exceptional Conditions vulnerability in the pfe packet forwarding engine of Juniper Networks Junos OS on MX Series causes a port within a pool to be blocked leading to Denial of Service DoS. In a DS-Lite Dual-Stack Lite and NAT Network Address Translation scenario...

CVE-2025-30660 Junos OS: MX Series: Decapsulation of specific GRE packets leads to PFE reset

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS.When processing a high rate of specific GRE traffic destined to th...

CVE-2025-30660

CVE-2025-30660 affects Junos OS on Juniper MX Series with the Packet Forwarding Engine (pfe). The issue stems from an improper check for unusual conditions and can allow an unauthenticated, network-based attacker to trigger a DoS by processing a high rate of specific GRE traffic, causing the PFE ...

CVE-2025-30656 Junos OS: MX Series, SRX Series: Processing of specific SIP INVITE messages by the SIP ALG will lead to an FPC crash

An Improper Handling of Additional Special Element vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on MX Series with MS-MPC, MS-MIC and SPC3, and SRX Series, allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If the SIP ALG processes...

CVE-2025-30656

CVE-2025-30656 describes an Improper Handling of Additional Special Element vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on MX Series (MS-MPC, MS-MIC, SPC3) and SRX Series. The issue can allow an unauthenticated, network-based attacker to cause a sustained Deni...

CVE-2025-30647

CVE-2025-30647 affects Junos OS on Juniper MX Series. A memory leak in the packet forwarding engine (PFE) during subscriber management (login/logout) can progressively exhaust memory, enabling an unauthenticated adjacent attacker to cause a Denial-of-Service. Affected versions are: before 21.2R3-...

CVE-2025-30647 Junos OS: MX Series: Subscriber login/logout activity will lead to a memory leak

A Missing Release of Memory after Effective Lifetime 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. In a subscriber management scenario, login/logout activity triggers a memo...

CVE-2025-30647 Junos OS: MX Series: Subscriber login/logout activity will lead to a memory leak

A Missing Release of Memory after Effective Lifetime 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. In a subscriber management scenario, login/logout activity triggers a memo...