Juniper Junos OS Evolved vulnerabilities

CVE-2024-21611 [HIGH] CWE-401 CVE-2024-21611: A Missing Release of Memory after Effective Lifetime vulnerability in the Routing Protocol Daemon ( A Missing Release of Memory after Effective Lifetime vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). In a Juniper Flow Monitoring (jflow) scenario route churn that causes BGP next hops to be updated will cause a sl

CVE-2024-21598 [HIGH] CWE-1286 CVE-2024-21598: An Improper Validation of Syntactic Correctness of Input vulnerability in the Routing Protocol Daemo An Improper Validation of Syntactic Correctness of Input vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS). If a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute

CVE-2024-21604 [HIGH] CWE-770 CVE-2024-21604: An Allocation of Resources Without Limits or Throttling vulnerability in the kernel of Juniper Netw An Allocation of Resources Without Limits or Throttling vulnerability in the kernel of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). If a high rate of specific valid packets are processed by the routing engine (RE) this will lead to a loss of connectivity of the RE with other co

CVE-2024-21602 [HIGH] CWE-476 CVE-2024-21602: A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS Evolved on ACX7024, ACX7100-3 A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS Evolved on ACX7024, ACX7100-32C and ACX7100-48L allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). If a specific IPv4 UDP packet is received and sent to the Routing Engine (RE) packetio crashes and restarts which causes a momentary traffic interrup

CVE-2023-44185 [HIGH] CWE-20 CVE-2023-44185: An Improper Input Validation vulnerability in the routing protocol daemon (rpd) of Juniper Networks 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 Denial of Service condition. This issue affects:

CVE-2023-44175 [HIGH] CWE-617 CVE-2023-44175: A Reachable Assertion vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos A Reachable Assertion vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows to send specific genuine PIM packets to the device resulting in rpd to crash causing a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. Note

CVE-2025-52946 [HIGH] CVE-2025-52946: A Use After Free vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and A Use After Free vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Juniper Networks Junos OS Evolved allows an attacker sending a BGP update with a specifically malformed AS PATH to cause rpd to crash, resulting in a Denial of Service (DoS). Continuous receipt of the malformed AS PATH attribute will cause a sustained DoS cond

CVE-2024-39525 [HIGH] CWE-755 CVE-2024-39525: An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specific BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet wil

CVE-2021-31353 [HIGH] CWE-755 CVE-2021-31353: An Improper Handling of Exceptional Conditions vulnerability in Juniper Networks Junos OS and Junos An Improper Handling of Exceptional Conditions vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows an attacker to inject a specific BGP update, causing the routing protocol daemon (RPD) to crash and restart, leading to a Denial of Service (DoS). Continued receipt and processing of the BGP update will create a sustained Denial of Serv

CVE-2022-22197 [HIGH] CWE-672 CVE-2022-22197: An Operation on a Resource after Expiration or Release vulnerability in the Routing Protocol Daemon An Operation on a Resource after Expiration or Release vulnerability in the Routing Protocol Daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker with an established BGP session to cause a Denial of Service (DoS). This issue occurs when proxy-generate route-target filtering is enabled, and cert

CVE-2022-22194 [HIGH] CWE-754 CVE-2022-22194: An Improper Check for Unusual or Exceptional Conditions vulnerability in the packetIO daemon of Juni An Improper Check for Unusual or Exceptional Conditions vulnerability in the packetIO daemon of Juniper Networks Junos OS Evolved on PTX10003, PTX10004, and PTX10008 allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). Continued receipt of these crafted packets will cause a sustained Denial of Service condition. This i

CVE-2023-22393 [HIGH] CWE-358 CVE-2023-22393: An Improper Check for Unusual or Exceptional Conditions vulnerability in BGP route processing of Jun An Improper Check for Unusual or Exceptional Conditions vulnerability in BGP route processing of Juniper Networks Junos OS and Junos OS Evolved allows an attacker to cause Routing Protocol Daemon (RPD) crash by sending a BGP route with invalid next-hop resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create

CVE-2024-39555 [HIGH] CWE-755 CVE-2024-39555: An Improper Handling of Exceptional Conditions vulnerability in the Routing Protocol Daemon (RPD) of An Improper Handling of Exceptional Conditions vulnerability in the Routing Protocol Daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows an attacker sending a specific malformed BGP update message to cause the session to reset, resulting in a Denial of Service (DoS). Continued receipt and processing of these malformed BGP update mess

CVE-2024-39549 [HIGH] CWE-401 CVE-2024-39549: A Missing Release of Memory after Effective Lifetime vulnerability in the routing process daemon (rp A Missing Release of Memory after Effective Lifetime vulnerability in the routing process daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an attacker to send a malformed BGP Path attribute update which allocates memory used to log the bad path attribute. This memory is not properly freed in all circumstances, leading to a Denial

CVE-2020-1638 [HIGH] CWE-467 CVE-2020-1638: The FPC (Flexible PIC Concentrator) of Juniper Networks Junos OS and Junos OS Evolved may restart af The FPC (Flexible PIC Concentrator) of Juniper Networks Junos OS and Junos OS Evolved may restart after processing a specific IPv4 packet. Only packets destined to the device itself, successfully reaching the RE through existing edge and control plane filtering, will be able to cause the FPC restart. When this issue occurs, all traffic via the FPC will

CVE-2020-1648 [HIGH] CWE-159 CVE-2020-1648: On Juniper Networks Junos OS and Junos OS Evolved devices, processing a specific BGP packet can lead On Juniper Networks Junos OS and Junos OS Evolved devices, processing a specific BGP packet can lead to a routing process daemon (RPD) crash and restart. This issue can occur even before the BGP session with the peer is established. Repeated receipt of this specific BGP packet can result in an extended Denial of Service (DoS) condition. This issue affec

CVE-2020-1644 [HIGH] CWE-703 CVE-2020-1644: On Juniper Networks Junos OS and Junos OS Evolved devices, the receipt of a specific BGP UPDATE pack On Juniper Networks Junos OS and Junos OS Evolved devices, the receipt of a specific BGP UPDATE packet causes an internal counter to be incremented incorrectly, which over time can lead to the routing protocols process (RPD) crash and restart. This issue affects both IBGP and EBGP multihop deployment in IPv4 or IPv6 network. This issue affects: Juniper

CVE-2021-0250 [HIGH] CVE-2021-0250: In segment routing traffic engineering (SRTE) environments where the BGP Monitoring Protocol (BMP) f In segment routing traffic engineering (SRTE) environments where the BGP Monitoring Protocol (BMP) feature is enable, a vulnerability in the Routing Protocol Daemon (RPD) process of Juniper Networks Junos OS allows an attacker to send a specific crafted BGP update message causing the RPD service to core, creating a Denial of Service (DoS) Condition. Continued r

CVE-2020-1646 [HIGH] CWE-159 CVE-2020-1646: On Juniper Networks Junos OS and Junos OS Evolved devices, processing a specific UPDATE for an EBGP On Juniper Networks Junos OS and Junos OS Evolved devices, processing a specific UPDATE for an EBGP peer can lead to a routing process daemon (RPD) crash and restart. This issue occurs only when the device is receiving and processing the BGP UPDATE for an EBGP peer. This issue does not occur when the device is receiving and processing the BGP UPDATE for

CVE-2021-31374 [HIGH] CWE-787 CVE-2021-31374: On Juniper Networks Junos OS and Junos OS Evolved devices processing a specially crafted BGP UPDATE On Juniper Networks Junos OS and Junos OS Evolved devices processing a specially crafted BGP UPDATE or KEEPALIVE message can lead to a routing process daemon (RPD) crash and restart, causing a Denial of Service (DoS). Continued receipt and processing of this message will create a sustained Denial of Service (DoS) condition. This issue affects both IBGP