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-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-2024-39565

CVE-2024-39565 : J-Web XPath Injection in Junos OS allows an unauthenticated, network-based attacker to execute remote commands on the target device. Affected Junos OS versions include all before 21.2R3-S8; 21.4 before 21.4R3-S7; 22.2 before 22.2R3-S4; 22.3 before 22.3R3-S3; 22.4 before 22.4R3-S2...

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-2013-6618

CVE-2013-6618 affects Juniper Junos J-Web (Sajax) via jsdm/ajax/port.php. The root cause is a lack of input validation in the Sajax handle client request that processes the rsargs parameter in an exec action, enabling remote authenticated users to execute arbitrary commands with administrative pr...

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-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-2019-0069

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-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-2021-0244

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-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-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-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-2014-0612

CVE-2014-0612 affects Juniper Junos OS when Dynamic IPsec VPN is enabled. A DoS condition allows remote attackers to cause new Dynamic VPN connections to fail and to induce high CPU/disk usage. Affected Junos versions include 11.4R10-S1, 11.4R11, 12.1X44 pre-D26 and pre-D30, 12.1X45 pre-D20, and ...

CVE-2014-3816

CVE-2014-3816 covers Juniper Junos OS privilege-escalation where remote authenticated users can gain privileges via unspecified CLI command/argument combinations. Affected releases include multiple branches across 11.4, 12.x, 13.x, and 14.x, with versions listed in the initial description. The co...

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-2015-3002

CVE-2015-3002 describes a local security issue in Juniper Junos on SRX Series devices where the log-out-on-disconnect feature is not properly enforced when configured in the system port console stanza. The vulnerability enables a physically proximate attacker who has access to the console port to...

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-2016-1262

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-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-2017-10610

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-2017-2313

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-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-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-2020-1605

CVE-2020-1605 affects Juniper Networks JDHCPD (relay mode) in Junos OS/Junos OS Evolved. A crafted IPv4 packet can cause arbitrary root command execution on the target via the JDHCPD process handling. Affected are IPv4 JDHCPD services; vulnerable versions include multiple releases listed (e.g., J...

CVE-2020-1615

CVE-2020-1615 affects Juniper Junos OS on vMX installations where the factory configuration ships with default root credentials. The issue is due to default credentials stored in the vMX configuration, enabling an unauthenticated user to access the vMX instance if the credentials are not changed....

CVE-2020-1643

CVE-2020-1643 affects Juniper Networks Junos OS on EX2300/EX3400 devices with ARM processors. The issue arises when executing specific CLI commands (show ospf interface extensive/detail) with OSPF authentication enabled, which can crash the routing protocols daemon (RPD) and cause a DoS through r...

CVE-2020-1647

CVE-2020-1647 (Junos OS SRX ICAP redirect double-free) affects Juniper Networks SRX Series with ICAP redirect service enabled. A double-free vulnerability in the ICAP processing of a specific HTTP message can lead to a Denial of Service or Remote Code Execution . The offending HTTP message may or...

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-2021-0268

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-2022-22251

Summary: CVE-2022-22251 affects Juniper Networks Junos OS on cSRX Series. The root cause is software permission issues in the container filesystem and stored files, combined with storing passwords in a recoverable format, enabling a local, low-privileged attacker to elevate privileges and take co...

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-2023-44181

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-2023-44194

CVE-2023-44194 affects Juniper Networks Junos OS. The vulnerability is due to incorrect default permissions in a system directory, allowing an unauthenticated, locally-present attacker to create a backdoor with root privileges. Affected versions include all before 20.4R3-S5, 21.1 before 21.1R3-S4...

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-2025-21596

CVE-2025-21596 concerns Junos OS on SRX1500, SRX4100 and SRX4200. The issue stems from improper handling of exceptional conditions in the CLI when executing the local, low-privilege attacker’s command “show chassis environment pem,” which crashes the chassis daemon (chassisd) and restarts it, cre...

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-2014-0617

The CVE-2014-0617 issue affects Juniper Junos OS on SRX Series gateways, with affected versions: 10.4S before 10.4S15, 10.4R before 10.4R16, 11.4 before 11.4R9, and 12.1R before 12.1R7. The vulnerability is in the flow daemon (flowd) and allows a remote attacker to cause a denial of service (flow...

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-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-2017-10614

CVE-2017-10614 concerns a denial-of-service via the telnetd service in Junos OS. A remote attacker can trigger memory and/or CPU consumption to cause limited DoS. Affected Junos OS releases include 12.1X46 (before 12.1X46-D45), 12.3X48 (before 12.3X48-D30), 14.1 (before 14.1R4-S9, 14.1R8), 14.2 (...

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-2018-0005

CVE-2018-0005 affects Juniper Networks Junos OS on QFX and EX Series switches. When MAC move limit is exceeded, the device forwards instead of dropping, enabling a denial-of-service/unstable behavior. Affected releases: Junos OS 14.1X53 before 14.1X53-D40; 15.1X53 before 15.1X53-D55; 15.1 before ...

CVE-2018-0024

This CVE concerns an "Improper Privilege Management" flaw in a shell session of Juniper Networks Junos OS that allows an authenticated, unprivileged user to escalate to root. Affected releases include Junos OS on SRX Series (12.1X46 before 12.1X46-D45, 12.3X48 before 12.3X48-D20, 15.1X49 before 1...