CVE-2025-21591

CVE-2025-21591 describes a buffer length error in the jdhcpd daemon of Juniper Junos OS when DHCP snooping is enabled, enabling an unauthenticated adjacent attacker to send malformed DHCP options and crash jdhcpd, causing DoS. Affected ranges are Junos OS 23.1 before 23.2R2-S3, 23.4 before 23.4R2...

CVE-2019-0058

CVE-2019-0058 affects Juniper Networks Junos OS Veriexec subsystem on SRX Series: versions 12.3X48 prior to 12.3X48-D80 are vulnerable. A locally authenticated user can elevate privileges to gain full control of the system. The issue is documented across multiple feeds (including NVD and Nessus e...

CVE-2020-1606

CVE-2020-1606 is a path-traversal flaw in Junos OS/J-Web that allows an authenticated J-Web user to read files world-readable and delete world-writable ones. Affected Junos OS releases include 12.3 (before 12.3R12-S13), 12.3X48 (before 12.3X48-D85) on SRX, 14.1X53 (before 14.1X53-D51), 15.1F6 (be...

CVE-2021-0253

CVE-2021-0253 : A local command execution vulnerability in Juniper Junos OS on the NFX Series can allow privilege escalation via the Junos Device Management Daemon (JDMD). Affected are NFX Series devices with Junos OS versions starting at 17.2R1 (17.2 up to 17.2R1) and later, with specific exclus...

CVE-2021-31384

CVE-2021-31384 affects Juniper Networks Junos OS on SRX Series. The vulnerability stems from a Missing Authorization weakness and insufficient granularity of access control in a specific device configuration, allowing an attacker to reach J-Web administrative interfaces from any device interface,...

CVE-2022-22162

CVE-2022-22162 affects Juniper Networks Junos OS. The issue is a Information Disclosure/Privilege Elevation vulnerability in the CLI where a locally authenticated, low-privilege user can elevate privileges to the highest J-Web user, potentially leading to full device compromise. Affected {Juniper...

CVE-2022-22173

CVE-2022-22173 describes a memory leak in Juniper Networks Junos OS PKI daemon (pkid) when a CRL download fails, causing unauthenticated networked DoS by exhausting memory over time. Affected are Junos OS versions prior to specific revisions across 18.3R3-S6, 18.4 (R2-S9, R3-S10), 19.1 (R2-S3, R3...

CVE-2022-22228

Juniper Junos OS rpd (routing protocol daemon) is affected by CVE-2022-22228 due to improper validation of input, causing a memory leak that can lead to a DoS when IPv6 packets are sent to configured addresses. Affected releases include 21.1 before 21.1R3-S2; 21.2 before 21.2R3-S1; 21.3 before 21...

CVE-2022-22242

CVE-2022-22242 is a reflected Cross-site Scripting (XSS) vulnerability in Juniper Networks Junos OS, specifically in the J-Web component. An unauthenticated attacker can cause malicious scripts to be reflected off J-Web into the victim’s browser within the J-Web session, potentially compromising ...

CVE-2023-22399

CVE-2023-22399 affects Juniper Networks Junos OS on QFX10K Series. The issue is a buffer overflow in the dcpfe process when sFlow monitors ECMP traffic, allowing a remote attacker to crash and restart the PFE, causing a DoS. Affected releases include all before 19.4R3-S9; 20.2 before 20.2R3-S6; 2...

CVE-2023-22410

The CVE-2023-22410 entry affects Juniper Networks Junos OS on MX Series with MPC10/MPC11 line cards. The issue is a memory leak in AftDdosScfdFlow caused by enabling Suspicious Control Flow Detection (scfd); when attackers send specific traffic, memory is allocated dynamically and not freed, lead...

CVE-2023-28985

CVE-2023-28985 is an IDP-related vulnerability in Juniper Networks SRX Series and MX Series. When IDP is enabled and a specific malformed SSL packet is received, the SSL detector crashes, causing an FPC core and a sustained DoS on affected devices. Impact is limited to unauthenticated, network-ba...

CVE-2024-30394

CVE-2024-30394 affects Junos OS and Junos OS Evolved. It is a Stack-based Buffer Overflow in the Routing Protocol Daemon (RPD) triggered when EVPN is configured and a specific EVPN type-5 route is learned via BGP, causing an unauthenticated network-based attacker to crash rpd and induce DoS. Affe...

CVE-2024-39516

CVE-2024-39516 is an Out-of-Bounds Read vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved. An unauthenticated network attacker can send a specially malformed BGP packet to cause rpd to crash and restart, producing a DoS. The issue affects iBGP/eB...

CVE-2024-39543

CVE-2024-39543 affects Juniper Networks Junos OS and Junos OS Evolved. The root cause is a buffer copy without input size validation in the routing protocol daemon (rpd), which allows an unauthenticated adjacent attacker to send crafted RPKI-RTR packets, crashing rpd and causing a DoS. Affected r...

CVE-2014-0615

CVE-2014-0615 affects Juniper Junos releases listed in the description, where local users gain privileges via certain combinations of Junos OS CLI commands and arguments. The vulnerability is a local-privilege-escalation issue impacting multiple branches (e.g., 10.4/R16 and earlier, 11.x, 12.x, 1...

CVE-2019-0061

CVE-2019-0061 describes a local privilege-escalation flaw in Junos OS where a misconfigured internal unix-domain socket in the management daemon (MGD) can allow a local, authenticated user to gain administrative privileges. Affected are Linux-based Junos deployments (FreeBSD unaffected); exploita...

CVE-2020-1608

CVE-2020-1608 affects Juniper Networks Junos OS on MX Series in BBE configurations. Receipt of a specific MPLS or IPv6 packet on the core-facing interface may trigger a kernel crash (vmcore) and reboot, tied to processing for BBE clients. Affected Junos versions span multiple tracks: 17.2R2-S6 on...

CVE-2020-1645

CVE-2020-1645 affects Juniper Networks Junos MX Series when DNS filtering is enabled and packets trigger the Multiservices PIC Management Daemon (mspmand). The issue can cause mspmand to crash, leading to a restart of the Services PIC; during boot, DNS filtering and other PIC services may be bypa...

CVE-2021-0281

CVE-2021-0281 affects Juniper Networks Junos OS and Junos OS Evolved. A crafted BGP origin validation/ RPki packet from the RPKI cache server can crash and restart the routing process daemon (RPD), causing a DoS. Affected releases include Junos OS 17.3 (before 17.3R3-S12), 17.4 (before 17.4R3-S5)...

CVE-2021-0282

CVE-2021-0282 – Junos OS DoS via BGP UPDATE with Multipath/add-path enabled . Affects Juniper’s Junos OS where Multipath/add-path is enabled; processing a specific BGP UPDATE can crash and restart the routing process daemon (RPD), causing a DoS. Sustained receipt of the UPDATE can propagate the D...

CVE-2021-0295

The CVE-2021-0295 issue affects Juniper Networks Junos OS on QFX10K Series switches (e.g., QFX10002/10008/10016). It’s caused by DVMRP packets looping on a multi-homed ESI when VXLAN is configured, leading to a packet forwarding loop that triggers a partial DoS. Affected versions include multiple...

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-2022-22167

CVE-2022-22167 describes a traffic classification vulnerability in Juniper Networks Junos OS on SRX Series gateways where enabling no-syn-check causes JDPI to misclassify certain TCP flows, leading the policy to permit traffic that should be denied via the pre-id-default-policy. Affected are SRX ...

CVE-2022-22184

CVE-2022-22184 : Juniper Junos OS and Junos OS Evolved (22.3R1 / 22.3R1-EVO) contain an improper input validation vulnerability in the Routing Protocol Daemon (rpd). An unauthenticated, network-based attacker can trigger a Denial of Service by sending a BGP update on an established session that c...

CVE-2022-22203

CVE-2022-22203 affects Juniper Networks Junos OS 19.4 (19.4R3-S4) on QFX5000 Series and EX4600/EX4650 platforms. Affected component: PFE (fxpc process). Root cause: Incorrect Comparison vulnerability that, when processing a specific hostbound packet, causes fxpc to crash and the FPC to reboot, en...

CVE-2022-22225

TOCTOU race condition in Juniper Junos OS and Junos OS Evolved’s Routing Protocol Daemon (rpd) allows an unauthenticated attacker on an established BGP session to trigger a DoS by crashing rpd when a route in a BGP multipath flap scenario is a contributing route. Affected versions include Junos O...

CVE-2022-22226

CVE-2022-22226 affects Juniper Junos OS on EX4300-MP, EX4600, and QFX5000 Series in VXLAN scenarios. The issue is an Uncontrolled Memory Allocation in the Packet Forwarding Engine (PFE) that can be triggered by specific crafted packets from an adjacent attacker, leading to PFE crashes and memory ...

CVE-2023-22392

CVE-2023-22392 describes a memory-leak DoS in Juniper Junos OS PFE caused by missing release of memory after its effective lifetime. Affected devices include PTX3000/PTX5000/QFX10000 and PTX1000/10002/10004/10008/10016 with LC110x LC… FPCs (and LC110x variants) and cover multiple older Junos rele...

CVE-2023-28972

CVE-2023-28972 affects Juniper Networks Junos OS on NFX Series. The vulnerability is caused by an improper link resolution before file access in console port access, allowing an attacker with physical console access to bypass login controls and change the root password via set system root-authent...

CVE-2023-36831

CVE-2023-36831 affects Juniper Networks Junos OS SRX Series. The jbuf memory leak occurs when SSL Proxy and UTM Web-Filtering are enabled, leading to a DoS with service restoration only via reboot. Affected versions are: 22.2 before 22.2R3; 22.3 before 22.3R2-S1, 22.3R3; 22.4 before 22.4R1-S2, 22...

CVE-2023-44188

CVE-2023-44188 is a TOCTOU race condition in Juniper Networks Junos OS telemetry processing that can cause the jkdsd daemon to crash and trigger DoS when multiple telemetry requests are sent from different collectors. Affected Junos OS versions span 20.4R3-S9 and earlier (various 21.x, 22.x, 23.1...

CVE-2023-44204

CVE-2023-44204 affects Juniper Networks Junos OS and Junos OS Evolved, via an Improper Validation of Syntactic Correctness of Input in the Routing Protocol Daemon (rpd). A malformed BGP UPDATE packet received on an established BGP session can crash rpd, causing a DoS on both eBGP and iBGP session...

CVE-2013-4687

CVE-2013-4687 affects Juniper Junos on SRX devices: the flowd daemon can crash when certain ALGs are enabled, triggered by crafted TCP packets. Affected versions are Junos 10.4 before 10.4S14, 11.2 and 11.4 before 11.4R6-S2, and 12.1 before 12.1R6. Impact is remote denial of service via daemon cr...

CVE-2014-3822

Summary: CVE-2014-3822 affects Juniper Junos SRX Series devices and relates to the IPv6-to-IPv4 translation path. The issue can be triggered by a malformed packet, causing a denial of service via the flowd process crash. Affected software/versions (as provided): Junos OS on SRX Series with 11.4 b...

CVE-2019-0011

Junos OS kernel crash vulnerability CVE-2019-0011 affects the Junos OS kernel when processing a crafted packet to an out-of-band management interface (fxp0, me0, em0, vme0) destined for another address, enabling an attacker on the adjacent network to trigger repeated kernel crashes and a sustaine...

CVE-2019-0064

CVE-2019-0064 affects Juniper Networks Junos OS on SRX5000 Series devices. The issue arises when a crafted TCP packet is received that matches the configuration command set security zones security-zone tcp-rst, causing the flowd process to crash and restart, with potential extended DoS if a cont...

CVE-2020-1633

CVE-2020-1633 affects Juniper Networks Junos OS on MX Series where a new IPv6 NDP proxy feature for EVPN leaf nodes allows crafted NDPv6 packets to traverse a BNG and reach the EVPN leaf, causing a stale MAC entry and potential DoS. Affected are Junos OS 17.4 (and later) with specific older/MX-se...

CVE-2020-1637

CVE-2020-1637 concerns a bypass of Unified Access Control (UAC) on Juniper Networks SRX Series running Junos OS Enforcer. The root cause is when the Infranet Controller IP range is configured as an IP address range instead of an IP address/netmask, which can allow a user to access network resourc...

CVE-2020-1688

Technical details (affected products/versions/impact/fix) are not publicly available in the provided connected documents. Monitor for updates.

CVE-2021-31353

Summary : CVE-2021-31353 is a vulnerability in Juniper Networks Junos OS and Junos OS Evolved where processing a crafted BGP update can crash the Routing Protocol Daemon (RPD), causing a DoS. The issue is tied to an improper handling of exceptional conditions and affects specific Ju nis OS/Junos ...

CVE-2022-22213

CVE-2022-22213 affects Juniper Networks Junos OS and Junos OS Evolved. A vulnerability in the Routing Protocol Daemon (RPD) handling of undefined values can allow an unauthenticated, network-based attacker to crash the RPD by sending a crafted BGP update while the host is under heavy load, leadin...

CVE-2022-22224

The CVE-2022-22224 issue affects Juniper Networks Junos OS and Junos OS Evolved, where processing a malformed OSPF TLV can cause the periodic packet management daemon (PPMD) to enter an infinite loop. This unblocks an unauthenticated adjacent attacker to induce a DoS by affecting OSPF neighbor re...

CVE-2022-22250

CVE-2022-22250 affects Juniper Networks Junos OS and Junos OS Evolved PFE. An improper control of a resource through its lifetime allows an unauthenticated adjacent attacker to cause a DoS via memory corruption when EVPN-MPLS MAC learned locally is deleted as remotely learned, potentially causing...

CVE-2023-22395

CVE-2023-22395 describes a Missing Release of Memory after Effective Lifetime vulnerability in Juniper Networks Junos OS. An unauthenticated, adjacent attacker can cause a Denial of Service by sending specific MPLS-scoped packets to an IRB interface, triggering a buffer (mbuf) leak. Sustained tra...

CVE-2023-22411

CVE-2023-22411 – Junos OS flowd DoS via IPv6 filter path . An out-of-bounds write in the Flow Processing Daemon (flowd) on SRX Series Junos OS can crash flowd and restart the PFE, allowing a network-based attacker to induce a DoS without authentication. Affected releases (SRX Series with Unified ...

CVE-2023-28961

CVE-2023-28961 affects Juniper Networks Junos OS on ACX Series devices. The vulnerability arises in IPv6 firewall filter processing where a filter term using from next-header ah cannot be installed in the packet forwarding engine (PFE) due to an unsupported IP-protocol (51) match, potentially all...

CVE-2023-28979

CVE-2023-28979 affects Juniper Networks Junos OS kernels across multiple branches, enabling an adjacent attacker to bypass an integrity check in 6PE scenarios when an additional integrity check is configured. The issue causes specific malformed IPv6 packets to fail the integrity check and be forw...

CVE-2023-44182

CVE-2023-44182 affects Juniper Networks Junos OS and Junos OS Evolved, via an unchecked return value in multiple user interfaces (CLI, XML API, XML Management Protocol, NETCONF, gNMI, and J-Web) that can cause privilege demotion/elevation based on operator actions. Affected are Junos OS versions ...

CVE-2024-21619

CVE-2024-21619 describes a vulnerability in Juniper Networks Junos OS on SRX and EX series where an unauthenticated attacker can access sensitive configuration information via the J-Web interface. The root cause is a Missing Authentication for a Critical Function combined with a Generation of Err...