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-2013-6013

CVE-2013-6013 affects Juniper Junos flowd on SRX devices, where a buffer overflow in the flow daemon may allow remote code execution via a crafted Telnet message when telnet pass-through authentication is enabled. Affected versions include Junos 10.4 before 10.4S14, 11.4 before 11.4R7-S2, 12.1.X4...

CVE-2016-1262

CVE-2016-1262 affects Juniper Junos OS on SRX series devices when the Real Time Streaming Protocol Application Layer Gateway (RTSP ALG) is enabled. Affected versions include Junos OS before 12.1X46-D45, 12.1X47 before 12.1X47-D30, 12.1X48 before 12.3X48-D20, and 15.1X49 before 15.1X49-D30. The is...

CVE-2016-1278

CVE-2016-1278 affects Juniper Junos OS on SRX Series devices. A failed upgrade to 12.1X46 can cause the device to revert to a safe mode with a flaw that allows root CLI logins without a password via the partition option of the upgrade, enabling local privilege escalation. Affected component is th...

CVE-2019-0069

The CVE-2019-0069 issue affects Juniper Junos OS on multiple platforms (vSRX, SRX1500/4000, QFX5100/5200/10K, QFX5110, NFX, ACX5000, EX4600, SRX4000, etc.) running a Linux Host OS, where console management port authentication credentials are written to a log file in clear text. The vulnerability ...

CVE-2020-1654

CVE-2020-1654 affects Juniper Networks Junos OS on SRX Series when ICAP redirect service is enabled. A malformed HTTP message can cause DoS or RCE; continued processing may extend DoS. Affected releases include 18.1 before 18.1R3-S9; 18.2 before 18.2R2-S7 (and 18.2R3-S3); 18.3 before 18.3R1-S7, 1...

CVE-2021-0224

CVE-2021-0224 affects Juniper Networks Junos OS and Junos OS Evolved, specifically the ANCPD (Access Node Control Protocol daemon) when handling a high volume of BRAS subscriber connections and the maximum-discovery-table-entries limit. The issue can cause ANCPD to crash and restart, leading to a...

CVE-2021-0228

CVE-2021-0228 affects Juniper Networks Junos OS on MX Series with Trio-based MPC in EVPN-VXLAN deployments. The issue is an improper check for unusual conditions that allows a specific Layer 2 traffic pattern to trigger DoS protection unexpectedly, sustaining a DoS condition through continued rec...

CVE-2021-0242

CVE-2021-0242 describes a DoS vulnerability in Juniper Junos OS on EX4300 switches where processing of DMA buffers can be exhausted by specific valid unicast frames received on an interface without L2PT or dot1x. Affected FPCs may crash and reboot as DMA buffers continually increase, with log ind...

CVE-2021-0246

CVE-2021-0246 affects Juniper Networks Junos OS on SRX1500/SRX4100/SRX4200/SRX4600/SRX5000 Series with SPC2/SPC3 in multi-tenant deployments. The root cause is incorrect default permissions assigned to tenant system administrators, which may allow a tenant to send their traffic to other tenants w...

CVE-2021-0268

CVE-2021-0268 concerns Juniper Networks Junos OS J-Web, due to an Improper Neutralization of CRLF Sequences in HTTP Headers (HTTP Response Splitting). The weakness can cause buffer overflows or segment faults and, per sources, may enable cross-site scripting (XSS) and cookie manipulation, with th...

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-2022-22231

The CVE-2022-22231 issue affects Juniper Junos OS (SRX Series) PFE where an unchecked return value to a NULL pointer dereference can crash the Packet Forwarding Engine, causing DoS. Affected: Junos OS 21.4 for SRX with UTM CF and AV enabled, specifically versions prior to 21.4R1-S2 and 21.4R2 on ...

CVE-2022-22236

The CVE-2022-22236 affects Juniper Junos OS on SRX/MX series, caused by an uninitialized pointer in the SIP Application Layer Gateway (ALG) that can crash the PFE and trigger DoS when specific SIP packets arrive. Affected versions include 20.4R3-S4 and earlier for 20.4, 21.1R3-S2 and earlier, 21....

CVE-2023-1697

The CVE-2023-1697 issue is an Improper Handling of Missing Values in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS . It causes a crash of the dcpfe process and a sustained Denial of Service (DoS) when a specific malformed ethernet frame is received. Affected products/versions in...

CVE-2023-28959

The CVE-2023-28959 entry affects Juniper Networks Junos OS on QFX10002. The issue is an improper check/handling of exceptional conditions in packet processing, triggered by a specially malformed packet sent by an unauthenticated, adjacent attacker on the local broadcast domain. Exploitation wedge...

CVE-2023-36850

CVE-2023-36850 describes an improper validation of index/position/offset in Juniper Networks Junos OS CFM that causes the MPC on MX Series to crash when malformed CFM packets are received, leading to a sustained DoS if CFM is not configured. Affected: Junos OS on MX Series (excluding MPC10, MPC11...

CVE-2023-44198

CVE-2023-44198 affects Juniper Networks Junos OS SIP ALG on SRX Series and MX Series. The vulnerability stems from an improper check for unusual or exceptional conditions, enabling an unauthenticated, network-based attacker to cause an integrity impact in connected networks. When SIP ALG is enabl...

CVE-2024-39518

CVE-2024-39518 affects Juniper Junos OS on MX240, MX480, and MX960 platforms using MPC10E. The vulnerability is a heap-based buffer overflow in the telemetry sensor process (sensord) that causes memory growth and eventually DoS when a Junos Telemetry Interface subscription is active. Affected ver...

CVE-2024-47506

CVE-2024-47506 describes a deadlock in Juniper Networks Junos OS on SRX Series. When ATP Cloud inspection processes large traffic, the packet forwarding engine (PFE) can enter a deadlock, causing a PFE crash and restart and enabling a network-based attacker to trigger a DoS. Affected versions are...

CVE-2025-21592

The CVE-2025-21592 entry describes an information-disclosure vulnerability in Juniper Networks Junos OS for SRX Series. A local, low-privilege user with CLI access can view contents of sensitive files by executing either show services advanced-anti-malware or show services security-intelligence, ...

CVE-2026-21905

CVE-2026-21905 affects Juniper Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC. The vulnerability is a loop with an unreachable exit condition in the SIP application layer gateway (ALG) that can be triggered by processing multiple SIP messages over TCP. This causes the flow management...

CVE-2026-57027

CVE-2026-57027 affects Juniper Networks Junos OS on EX4100 and EX4400 in sFlow VC deployments. When multicast traffic is exchanged between VC members, a memory leak in the packet forwarding engine (pfe) can cause an FPC crash and restart, leading to DoS for unauthenticated adjacent attackers. Aff...

CVE-2013-4686

Concretely affected product/versions: Juniper Junos kernel versions listed (10.4 before 10.4R14; 11.4 before 11.4R8; 11.4X27 before 11.4X27.43; 12.1 before 12.1R6; 12.1X44 before 12.1X44-D20; 12.2 before 12.2R4; 12.3 before 12.3R2). Vulnerability details: in certain VLAN configurations with unres...

CVE-2013-6014

CVE-2013-6014 describes a vulnerability in Juniper Junos where, if Proxy ARP is enabled on an unnumbered interface, remote attackers can perform ARP poisoning to obtain sensitive information, with potential for information disclosure and DoS. Affected Junos versions include 10.4 before 10.4S15, 1...

CVE-2015-7751

CVE-2015-7751 affects Juniper Junos OS prior to listed build revisions (various 12.x–15.x) where pam.conf corruption enables local users to gain root privileges. The connected docs confirm the root-privilege bypass is triggered by a corrupted pam.conf file, allowing unauthenticated or local privi...

CVE-2016-1256

CVE-2016-1256 affects Juniper Junos OS across many releases (e.g., before 12.1X44-D55, 12.3R10, 14.2R4, 15.1X49-D10, etc.). The vulnerability arises in IGMPv3 handling, allowing a remote, unauthenticated attacker to cause a denial of service by sending a malformed IGMPv3 packet, impacting multica...

CVE-2018-0003

CVE-2018-0003 covers a kernel crash/DoS in Junos OS caused by processing specially crafted MPLS packets on MPLS-configured interfaces. Affected are many Junos OS branches (e.g., 12.1X46 <12.1X46-D71; 12.3 <12.3R12-S7; 12.3X48 <12.3X48-D55; 14.1 <14.1R8-S5/14.1R9; 14.1X53 <14.1X53-D...

CVE-2018-0008

The CVE-2018-0008 entry describes an authentication bypass in Junos OS where an unauthenticated root login can occur after a reboot when a commit script is used. During normal commit, certain scripts may trigger a mode change on reboot that leaves the system in a safe-mode authentication state, a...

CVE-2018-0031

CVE-2018-0031 affects Juniper Networks Junos OS where processing of transit UDP/IP packets over MPLS on MPLS-enabled interfaces can bypass a stateless firewall filter. The vulnerability requires specially crafted UDP packets encapsulated in an exact format; while individual packets do not crash s...

CVE-2019-0012

CVE-2019-0012 describes a DoS in Juniper Junos OS for VPLS PE: processing a crafted BGP message crashes the rpd daemon, potentially causing extended DoS due to repeated restarts. Affected are PE routers with BGP Auto discovery for LDP VPLS. Vulnerable releases include multiple Junos OS versions l...

CVE-2019-0013

The CVE-2019-0013 issue affects Junos OS RPD when handling malformed IPv4 PIM Join packets. Affected Junos releases include 12.1X46 (prior to -D77), 12.3X48 (prior to -D77), 15.1 line (prior to 15.1F6-S10, 15.1R6-S6, 15.1R7), 15.1X49 (prior to -D150), 15.1X53 (prior to -D233, -D59), 16.1 (prior t...

CVE-2021-0230

CVE-2021-0230 affects Juniper Networks Junos OS on SRX Series devices with link aggregation (lag). When performing operations that fetch AE interface statistics (e.g., SNMP GET), a slow kernel memory leak can consume memory, potentially impacting traffic and requiring a reboot. Affected versions ...

CVE-2021-0244

CVE-2021-0244 describes a signal handler race condition in the Layer 2 Address Learning Daemon (L2ALD) of Juniper Networks Junos OS that may allow an attacker to bypass storm-control on devices. Affected software ranges across multiple Junos OS branches and versions, including EX Series, SRX Seri...

CVE-2022-22204

CVE-2022-22204 affects Juniper Networks Junos OS on MX and SRX platforms when the SIP ALG is enabled. A memory release bug (improper release of memory before removing last reference) can cause a stale SIP entry to be created by certain SIP packets, and sustained traffic can exhaust the SIP call t...

CVE-2022-22232

CVE-2022-22232 describes a NULL Pointer Dereference in the Packet Forwarding Engine of Juniper Junos OS on SRX Series. When Unified Threat Management (UTM) Enhanced Content Filtering (CF) is enabled and certain transit traffic is processed, the PFE may crash and restart, causing a DoS. Affected v...

CVE-2023-28976

This CVE involves an Improper Check for Unusual or Exceptional Conditions in the PFE of Juniper Networks Junos OS on MX Series. A network-based attacker can trigger a DoS by sending traffic that exceeds the DDoS threshold, causing the ingress PFE to crash and restart and potentially sustaining a ...

CVE-2023-44181

The vulnerability CVE-2023-44181 affects Juniper Networks Junos OS on QFX5k devices, caused by an improperly implemented security check in storm control. When storm control is enabled and ICMPv6 traffic is present, packets can be punted to the ARP queue, creating an L2 loop that can lead to DoS c...

CVE-2014-3817

CVE-2014-3817 affects Juniper Networks Junos OS on SRX Series devices, where NAT protocol translation from IPv6 to IPv4 enabled allows remote attackers to cause a denial of service by sending a crafted IPv6→IPv4 packet that can hang or crash the flowd process. The issue impacts Junos versions lis...

CVE-2017-10601

CVE-2017-10601 affects Junos OS where a specific device configuration can cause a commit failure, enabling login without password during console/SSH/FTP/Telnet/Su attempts. Affected releases include Junos OS 12.3 prior to 12.3R10, 12.3R11; 12.3X48 prior to 12.3X48-D20; 13.2 prior to 13.2R8; 13.3 ...

CVE-2017-10603

The CVE describes an XML injection vulnerability in Junos OS CLI that can be exploited by a locally authenticated user to elevate privileges and execute commands as root. The issue stems from improper handling/validation of XML content received by the CLI, enabling arbitrary command execution wit...

CVE-2017-10605

On Junos OS for vSRX/SRX Series, DHCP or DHCP relay can trigger flowd crashes via specially crafted DHCP packets, causing traffic interruption and potential extended DoS with failover implications. Affected releases include 12.1X46 before 12.1X46-D67, 12.3X48 before 12.3X48-D50, and 15.1X49 befor...

CVE-2017-10610

CVE-2017-10610 affects Juniper Networks Junos OS on SRX Series. A crafted ICMP packet inside a NAT64 IPv6→IPv4 tunnel can crash the flowd process, causing extended denial of service if NAT64 is configured. Affected releases are Junos OS 12.1X46 before 12.1X46-D71, 12.3X48 before 12.3X48-D55, and ...

CVE-2017-10619

Summary (CVE-2017-10619) : In Juniper Networks Junos OS, when the Express Path (service offloading) feature is configured on SRX1400/SRX3400/SRX3600/SRX5400/SRX5600/SRX5800 in HA cluster mode, certain multicast packets can cause the flowd process to crash. This can halt or interrupt traffic and t...

CVE-2017-2313

CVE-2017-2313 affects Juniper Networks Junos OS. A crafted BGP UPDATE can trigger an rpd (routing process daemon) crash and restart, potentially causing extended DoS through repeated rpd crashes. Affected Junos OS versions include 15.1 family (before 15.1F2-S15, 15.1F5-S7, 15.1F6-S5, 15.1F7, 15.1...

CVE-2017-2340

CVE-2017-2340 affects Juniper Networks Junos OS on M/MX platforms with Enhanced Subscriber Management for DHCPv6 enabled. A vulnerability in IPv6 Neighbor Discovery processing can cause the Packet Forwarding Engine (PFE) to hang or crash. Affected releases include Junos OS 15.1R3–15.1R4 and 16.1 ...

CVE-2018-0002

Summary (CVE-2018-0002) : On SRX Series and MX Series devices with a Service PIC and ALG enabled, a crafted TCP/IP response packet can cause memory corruption that crashes the flowd daemon, leading to a Denial of Service. Affected releases include multiple Junos OS branches across SRX and MX plat...

CVE-2018-0020

CVE-2018-0020 affects Junos OS where receipt of a malformed BGP UPDATE can cause the routing process daemon (rpd) to crash and restart. Repeated malformed updates may lead to an extended denial-of-service on the device, though the malformed update does not propagate to other BGP peers. Affected J...

CVE-2018-0022

CVE-2018-0022 documents a mbuf leak in Juniper Junos OS when VPLS routing-instances process specific MPLS packets, causing mbuf exhaustion and potential device inaccessibility requiring a restart. Affected are Junos OS with VPLS configured across multiple releases (list of versions in the CVE). T...

CVE-2018-0048

The CVE-2018-0048 issue resides in the Routing Protocols Daemon (RPD) with Juniper Extension Toolkit (JET) support in Junos OS. A network-based unauthenticated attacker can trigger memory exhaustion on affected devices, severely impacting performance and availability. Affected Junos OS versions i...