CVE-2023-22406

CVE-2023-22406 affects Juniper Networks Junos OS and Junos OS Evolved. It is a memory-leak/DoS issue in the kernel that manifests when a peer interface flaps in a Segment Routing scenario using OSPF, causing continuous memory growth in rpd and eventual rpd crash. Affected versions include Junos O...

CVE-2025-30655

CVE-2025-30655 affects Juniper Networks Junos OS and Junos OS Evolved. The issue is in the Routing Protocol Daemon (rpd) and causes a local, low-privileged attacker to trigger a Denial-of-Service by running the CLI command "show bgp neighbor" when BGP RIB sharding and update-threading are enabled...

CVE-2021-31359

CVE-2021-31359 affects Juniper Networks Junos OS and Junos OS Evolved. The vulnerability is a local privilege escalation in the DHCP daemon (jdhcpd) that allows a low-privilege user to crash jdhcpd, causing DoS, or to execute arbitrary commands as root. The issue occurs when jdhcpd is running; af...

CVE-2023-22393

CVE-2023-22393 affects Juniper Networks Junos OS and Junos OS Evolved. The issue is an improper check during BGP route processing that allows an attacker to trigger a crash of the Routing Protocol Daemon (RPD) by sending a BGP route with an invalid next-hop, causing a Denial of Service (DoS). The...

CVE-2023-22407

The CVE-2023-22407 entry describes an Incomplete Cleanup vulnerability in Juniper Networks Junos OS and Junos OS Evolved, affecting the Routing Protocol Daemon (rpd). The issue can allow an adjacent, unauthenticated attacker to cause a Denial of Service (DoS) by triggering an rpd crash when an MP...

CVE-2024-39548

CVE-2024-39548 describes an Uncontrolled Resource Consumption vulnerability in the aftmand process of Juniper Networks Junos OS Evolved. An unauthenticated, network-based attacker can cause memory consumption leading to a Denial of Service; affected systems do not recover automatically and requir...

CVE-2025-30646

CVE-2025-30646 affects Junos OS and Junos OS Evolved. A Signed to Unsigned Conversion Error in the Layer 2 Control Protocol daemon (l2cpd) allows an unauthenticated adjacent attacker to cause the l2cpd process to crash and restart by sending a specially formed LLDP TLV, yielding a Denial of Servi...

CVE-2020-1626

CVE-2020-1626 affects Juniper Networks Junos OS Evolved prior to 19.1R1-EVO. A DoS can be triggered by a high-rate sequence of specific packets that crashes the pfemand process (responsible for packet forwarding), causing sustained availability impact. The issue is traffic-triggered and only affe...

CVE-2023-44177

CVE-2023-44177 affects Juniper Networks Junos OS and Junos OS Evolved. It is a stack-based buffer overflow in the CLI command processing that allows a low-privileged attacker to cause a Denial of Service by executing targeted CLI commands. Repeated actions can sustain DoS. Affected versions inclu...

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-2024-39525

CVE-2024-39525 affects Juniper Networks Junos OS and Junos OS Evolved. The issue is an improper handling of exceptional conditions in the routing protocol daemon (rpd) that can be triggered by an unauthenticated network-based attacker sending a crafted BGP packet, causing rpd to crash and restart...

CVE-2023-28960

CVE-2023-28960 concerns Juniper Networks Junos OS Evolved. The issue is an incorrect permission assignment for a critical resource that lets a local, authenticated, low-privileged user copy potentially malicious files into an existing Docker container on the local system. A follow-on administrato...

CVE-2023-44190

CVE-2023-44190 concerns an Origin Validation vulnerability in MAC address validation on Juniper Networks Junos OS Evolved for PTX10001/PTX10004/PTX10008/PTX10016. The root cause is bypass of MAC address checking, allowing a network-adjacent attacker to forward MAC addresses not intended for the a...

CVE-2024-39554

CVE-2024-39554 affects Juniper Networks Junos OS and Junos OS Evolved when BGP multipath is enabled. The vulnerability is in the Routing Protocol Daemon (rpd) caused by a race condition from concurrent execution using shared resources during the BGP multipath incremental calculation, which can al...

CVE-2024-39559

Junos OS Evolved vulnerability CVE-2024-39559 affects dual RE systems with NSR enabled. An unauthenticated network attacker can crash the device (vmcore) by sending a specific TCP packet over an established session using MD5 authentication (e.g., BGP with MD5). The issue stems from an improper ch...

CVE-2026-33794

CVE-2026-33794 affects Juniper Networks Junos OS Evolved on PTX Series. An improper check in evo-aftmand can be triggered by an unauthenticated network-based attacker sending continuous routing updates with unilist ECMP routes, causing internal state corruption and a crash of the evo-aftmand proc...

CVE-2021-0297

The CVE-2021-0297 issue affects Juniper Networks Junos OS Evolved: TCP MD5 authentication processing may allow a BGP/LDP session with MD5 enabled to succeed against a peer that is not configured for MD5. Affected are Junos OS Evolved versions prior to 20.3R2-S1-EVO, 20.4 prior to 20.4R2-EVO, and ...

CVE-2022-22230

CVE-2022-22230 describes an Improper Input Validation in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved. An adjacent, unauthenticated attacker can cause a Denial of Service by triggering rpd to crash when a router generates multiple specific OSPFv3 LSAs; affec...

CVE-2024-39560

Juniper Junos OS and Junos OS Evolved are affected by CVE-2024-39560 via the routing protocol daemon (rpd). The issue is an improper handling of exceptional conditions that lets a logically adjacent downstream RSVP neighbor induce kernel memory exhaustion and a DoS. Affected ranges include multip...

CVE-2024-47491

Summary: CVE-2024-47491 affects Juniper Networks Junos OS and Junos OS Evolved. A network-based, unauthenticated attacker can cause a DoS by sending a BGP UPDATE with a malformed path attribute to an established BGP session; the Routing Protocol Daemon (rpd) crashes and restarts, potentially lead...

CVE-2022-22219

Summary: CVE-2022-22219 affects Junos OS and Junos OS Evolved. The issue arises from improper handling of an unexpected data type while processing EVPN routes, triggering an RPD crash on BGP route reflectors in EVPN multicast environments when one or more BGP clients have leave-sync-route-oldstyl...

CVE-2022-22238

The vulnerability CVE-2022-22238 affects Juniper Networks Junos OS and Junos OS Evolved. An unauthenticated, adjacent attacker can trigger a Denial of Service by sending a malformed RESV message for a protected LSP, causing an incorrect internal state and an rpd core. Affected are Junos OS and Ju...

CVE-2023-28967

The CVE describes a Use of Uninitialized Resource vulnerability in Juniper Networks Junos OS and Junos OS Evolved BGP software that allows an unauthenticated network-based attacker to crash the Routing Protocol Daemon (rpd) by sending specific genuine BGP packets before a BGP session is establish...

CVE-2024-39520

CVE-2024-39520: An Improper Neutralization of Special Elements vulnerability in Junos OS Evolved CLI parameter handling allows a locally authenticated, low-privilege attacker to escalate to root. Affected versions include all before 20.4R3-S6-EVO; 21.2-EVO before 21.2R3-S4-EVO; 21.4-EVO before 21...

CVE-2024-39546

CVE-2024-39546 affects Juniper Networks Junos OS Evolved. The issue is a Missing Authorization vulnerability in the Socket Intercept (SI) command file interface that allows an authenticated, low-privilege local attacker to modify files and cause arbitrary commands to run with root privileges, ena...

CVE-2024-39562

Junos OS Evolved is affected by CVE-2024-39562 due to a Missing Release of Resource after Effective Lifetime in the xinetd process, which can crash and leave defunct sshd processes under high concurrent SSH load. This denial-of-service blocks SSH access and dependent SSH services (SFTP, Netconf o...

CVE-2025-21595

A Missing Release of Memory after Effective Lifetime vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolved can cause an FPC crash and DoS. In EVPN-VXLAN, receiving specific ARP (IPv4) or NDP (IPv6) packets triggers kernel heap memory leaks and event...

CVE-2021-0259

CVE-2021-0259 affects Juniper Networks Junos OS and Junos OS Evolved on QFX5K Series switches in VXLAN configurations. The issue arises from DDoS protection logic, where an improperly detected DDoS violation can cause a leaf to drop processing of certain L2 traffic from spines in the underlay, al...

CVE-2021-0273

The CVE-2021-0273 issue affects Juniper Networks Junos OS and Junos OS Evolved on ACX5800, EX9200, MX10000, MX240, MX480, MX960 with Trio line cards. The root cause is an always-incorrect control flow in the implicit LT filter terms of the PFE UCODE, causing an infinite loop when processing certa...

CVE-2023-44189

CVE-2023-44189 affects Juniper Networks Junos OS Evolved on PTX10003 Series. The issue is an Origin Validation vulnerability in MAC address validation that lets a network-adjacent attacker bypass MAC checks, causing MACs not intended for the adjacent LAN to be forwarded to the downstream network,...

CVE-2023-44201

Summary: CVE-2023-44201 affects Juniper Networks Junos OS and Junos OS Evolved. A local authenticated attacker can exploit an incorrect permission assignment for a critical resource to read configuration changes, potentially exposing password hashes during password changes. Affected products/vers...

CVE-2024-39523

CVE-2024-39523 is a local, authenticated-then-privilege-escalation issue in Juniper Networks Junos OS Evolved CLI handling of command options. A crafted parameter set can escalate to root on the shell, resulting in full compromise. Affected: Junos OS Evolved versions before 20.4R3-S7-EVO; 21.2-EV...

CVE-2024-39524

The CVE concerns Juniper Networks Junos OS Evolved CLI: an Improper Neutralization of Special Elements in CLI command option handling allows a local, authenticated user with LOW privileges to escalate to root, potentially compromising the entire system. Affected versions are: all before 20.4R3-S7...

CVE-2024-39532

Summary: CVE-2024-39532 affects Juniper Networks Junos OS and Junos OS Evolved. Local, authenticated attackers with high privileges can access sensitive information stored in a log file when a specific operation is performed, due to insertion of sensitive information into the log. Affected versio...

CVE-2025-52989

CVE-2025-52989 describes an Improper Neutralization of Delimiters vulnerability in the UI of Juniper Networks Junos OS and Junos OS Evolved. A local, authenticated attacker with high privileges can exploit a specially crafted annotate configuration command to modify any part of the device configu...

CVE-2021-31374

The CVE affects Juniper Networks Junos OS and Junos OS Evolved. Processing a specially crafted BGP UPDATE or KEEPALIVE message can crash the Routing Process Daemon (RPD) and trigger a Denial of Service (DoS) on both IBGP and EBGP over IPv4/IPv6. Affected versions include multiple releases across ...

CVE-2022-22227

CVE-2022-22227 affects Juniper Networks Junos OS Evolved on ACX7000 Series (ACX7100-48L, ACX7100-32C, ACX7509). The issue is an improper check for unusual or exceptional conditions in the Packet Forwarding Engine (PFE) that, on receipt of specific IPv6 transit traffic, forwards the traffic to the...

CVE-2023-22397

CVE-2023-22397 affects Juniper Networks Junos OS Evolved on PTX10003. The issue is an Allocation of Resources Without Limits or Throttling in the Packet Forwarding Engine (PFE) memory management, enabling an adjacent attacker to trigger a Time-of-check Time-of-use (TOCTOU) race that causes a memo...

CVE-2023-28964

CVE-2023-28964 affects Juniper Networks Junos OS and Junos OS Evolved. The vulnerability arises from an improper handling of a length parameter in the routing protocol daemon (RPD) that processes BGP flowspec updates. A network-based, unauthenticated attacker can send malformed BGP flowspec data ...

CVE-2025-21600

CVE-2025-21600 describes an Out-of-Bounds Read in Juniper’s routing protocol daemon (rpd) used by Junos OS and Junos OS Evolved. An unauthenticated, directly connected BGP peer sending a malformed BGP packet can crash and restart rpd, causing a DoS. Affected: iBGP/eBGP with any address family, fo...

CVE-2020-1620

CVE-2020-1620 : A local, authenticated user can obtain hashed login passwords via the configd streamer log in Juniper Networks Junos OS Evolved before version 19.3R1. Affected component: configd streamer log. Root cause: disclosure of password hashes through log output. Impact: confidential data ...

CVE-2021-31356

The CVE-2021-31356 issue affects Juniper Networks Junos OS Evolved, spanning all versions prior to 20.4R3-S1-EVO and all 21.1-EVO and 21.2-EVO. It is a command injection vulnerability in the OS’s command processing that lets an attacker with authenticated CLI access bypass CLI command restriction...

CVE-2022-22208

CVE-2022-22208 describes a Use After Free in Juniper Networks Junos OS and Junos OS Evolved Routing Protocol Daemon (rdp) triggered by BGP session flaps. The race condition causes rpd crashes, leading to a network-based Denial of Service, with impact depending on the affected release. Affected ra...

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-2024-39512

The CVE-2024-39512 issue affects Junos OS Evolved consoles. Root cause: improper physical access control where disconnecting the console cable leaves the session active, enabling a local attacker with physical access to resume a prior session and potentially gain administrative privileges. Affect...

CVE-2024-39553

CVE-2024-39553 affects Juniper Networks Junos OS Evolved sampling service (inline jflow). A Resource Exposure to Wrong Sphere vulnerability allows an unauthenticated, network-based attacker to send arbitrary data to the device, causing the msvcsd process to crash and yielding limited DoS while no...

CVE-2021-31357

CVE-2021-31357 describes a command-injection vulnerability in Juniper Networks Junos OS Evolved specifically in the tcpdump command processing. The issue allows an attacker with authenticated CLI access to bypass CLI command restrictions and execute arbitrary shell commands within the current use...

CVE-2022-22247

CVE-2022-22247 affects Juniper Networks Junos OS Evolved. The issue is an improper input validation vulnerability in the processing of ingress TCP segments, allowing a network-based unauthenticated attacker to send a crafted TCP segment that triggers a kernel panic and leads to a Denial of Servic...

CVE-2024-21602

CVE-2024-21602 describes a NULL Pointer Dereference in Juniper Networks Junos OS Evolved on ACX7024, ACX7100-32C and ACX7100-48L. An unauthenticated, network-based attacker can trigger a DoS by sending a specific IPv4 UDP packet to the Routing Engine, causing the RE’s packetio to crash/restart an...

CVE-2024-39519

CVE-2024-39519 describes an improper check in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS Evolved on the ACX7000 Series. An unauthenticated, adjacent attacker can cause a DoS by triggering a multicast traffic loop when a CE is dual-homed to two PEs in an EVPN MPLS setup, via I...