1187 matches found
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 memory release errors. Exploiting this vulnerability can allow a malicious actor to cause service interruptions...
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-2025-30649
An Improper Input Validation vulnerability in the syslog stream TCP transport of Juniper Networks Junos OS on MX240, MX480 and MX960 devices with MX-SPC3 Security Services Card allows an unauthenticated, network-based attacker, to send specific spoofed packets to cause a CPU Denial of Service DoS...
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 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...
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-2025-21594 Junos OS: MX Series: In DS-lite and NAT scenario receipt of crafted IPv6 traffic causes port block
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 Junos OS: MX Series: In DS-lite and NAT scenario receipt of crafted IPv6 traffic causes port block
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
Summary (CVE-2025-21594) : Affects Juniper Networks Junos OS on MX Series. The issue is an improper check in the packet forwarding engine (pfe) that can block a port pool when processing crafted IPv6 traffic in a DS-Lite/NAT scenario, causing Denial of Service. In the affected scenarios, ports as...