CVE-2022-22216

CVE-2022-22216 is a memory-disclosure vulnerability in Juniper Junos OS PFE affecting PTX1000/10000 Series and QFX10000/PTX5000 Series. The root cause is Etherleak: some Ethernet frames are not reliably padded, allowing an adjacent attacker to read fragments of system memory or data from previous...

CVE-2022-22221

CVE-2022-22221 affects Juniper Networks Junos OS on SRX/EX Series via the download manager. The root cause is an Improper Neutralization of Special Elements in the download functionality, enabling a locally authenticated attacker with low privileges to gain full control of the device. Impact is s...

CVE-2023-22404

CVE-2023-22404 describes an out-of-bounds write in Juniper Junos OS iked (SRX/MX with SPC3) that can cause DoS. An authenticated, network-based attacker can trigger iked to crash and restart during IKE negotiation by sending a specially formatted payload, disrupting other concurrent IKE negotiati...

CVE-2024-39511

The CVE-2024-39511 entry concerns Juniper Networks Junos OS: an improper input validation vulnerability in the 802.1X Authentication (dot1x) Daemon. When an operator runs a specific dot1x command, the dot1x daemon may crash, causing a Denial of Service that clears all 802.1x client authentication...

CVE-2025-30645

The CVE describes a NULL-pointer dereference in the flowd daemon of Juniper Networks Junos OS on SRX Series. When specific, valid DS-Lite control traffic is sent, flowd can crash (segmentation fault), causing a DoS/network outage until flowd restarts. Affected are Junos OS on SRX Series: all vers...

CVE-2025-30652

CVE-2025-30652 affects Juniper Junos OS and Junos OS Evolved. The vulnerability is an improper handling of exceptional conditions in the routing protocol daemon (rpd) that allows a local, low-privilege attacker to trigger a Denial of Service by executing a specific CLI command when asregex-optimi...

CVE-2021-31369

CVE-2021-31369 affects Juniper Networks Junos OS on MX Series with MS-MPC/MS-MIC. The issue is an Allocation of Resources Without Limits or Throttling vulnerability that allows an unauthenticated network attacker to cause a partial Denial of Service by generating high-rate traffic. If a Class of ...

CVE-2024-30397

CVE-2024-30397 affects Juniper Networks Junos OS, specifically the pkid daemon responsible for certificate verification. An improper check for unusual or exceptional conditions allows an unauthenticated network attacker to trigger a DoS by causing pkid to consume CPU and become unresponsive, brea...

CVE-2024-39564

CVE-2024-39564 describes a double-free vulnerability in Juniper’s routing process daemon (rpd) for Junos OS and Junos OS Evolved. A malformed BGP Path attribute update can trigger a memory double-free in the rpd log path, causing the process to crash and resulting in a Denial of Service. Affected...

CVE-2023-22413

CVE-2023-22413 affects Juniper Networks Junos OS on MX Series with MS-MPC or MS-MIC, where an IPsec6 tunnel can trigger the Multiservices PIC Management Daemon (mspmand) to core and restart when processing specific IPv4 packets. This causes an FPC crash and impacts traffic while mspmand restarts,...

CVE-2023-36841

CVE-2023-36841 affects Juniper Networks Junos OS on MX Series with PPPoE-configured interfaces (tcp-mss enabled). An unauthenticated network attacker sending malformed TCP traffic can trigger an infinite loop in the Packet Forwarding Engine (PFE), leading to DoS as resources are exhausted and a m...

CVE-2025-21597

CVE-2025-21597 covers an issue in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved. When BGP rib-sharding and update-threading are configured, a remote, unauthenticated, logically adjacent BGP peer can cause rpd to crash and restart via a specific timing of peer...

CVE-2024-39529

CVE-2024-39529 describes a Use of Externally-Controlled Format String vulnerability in the Packet Forwarding Engine (PFE) of Junos OS on SRX Series, allowing an unauthenticated, network-based attacker to cause a DoS. Affected Junos OS versions include: prior to 21.4R3-S6; 22.2 before 22.2R3-S3; 2...

CVE-2024-39561

CVE-2024-39561 affects Juniper Junos OS on SRX4600/SRX5000 Series. The vulnerability stems from an improper check in the flow daemon (flowd) that can allow TCP packets with SYN/FIN or SYN/RST flags to bypass the intended block when no-syn-check and Express Path are enabled, causing such packets t...

CVE-2025-30653

CVE-2025-30653 describes an Expired Pointer Dereference in Juniper Networks Junos OS and Junos OS Evolved RPD (Routing Protocol Daemon). When an MPLS LSP is configured with node-link-protection and transport-class and an LSP flaps, rpd can crash and restart, causing a Denial of Service. Affected ...

CVE-2022-22201

CVE-2022-22201 affects Juniper Networks Junos OS on SRX5000/SRX4000/vSRX with PowerMode IPsec. The Packet Forwarding Engine (PFE) crashes when receiving a malformed ESP packet that matches an established IPsec tunnel, due to improper validation of index/position/offset in input. Impact is Denial ...

CVE-2022-22218

On SRX Series devices running Junos OS, CVE-2022-22218 describes an improper check during CMPv2 auto re-enrollment that allows a network-based, unauthenticated attacker to trigger a Denial of Service by crashing the pkid process. The issue affects Junos OS on SRX Series across multiple releases (...

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-2022-22181

CVE-2022-22181 is a reflected XSS in Juniper Junos OS J-Web. Affected: Junos OS versions prior to 18.3R3-S5; 18.4 before 18.4R3-S9; 19.1 before 19.1R3-S6; 19.2 before 19.2R3-S3; 19.3 before 19.3R2-S6, 19.3R3-S3; 19.4 before 19.4R3-S5; 20.1 before 20.1R3-S4; 20.2 before 20.2R3-S2; 20.3 before 20.3...

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-2023-44182

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-2024-39552

CVE-2024-39552 affects Juniper Networks Junos OS and Junos OS Evolved: the RPD (routing protocol daemon) crashes when a malformed BGP UPDATE is received over an established BGP session, causing DoS. A network-based, unauthenticated attacker can trigger the crash via IPv4/IPv6 eBGP/iBGP traffic; i...

CVE-2025-30648

Summary: CVE-2025-30648 affects Juniper Networks Junos OS and Junos OS Evolved. An Improper Input Validation in the Juniper DHCP Daemon (jdhcpd) allows an unauthenticated, adjacent attacker to crash the jdhcpd when it receives a specifically malformed DHCP packet, causing a Denial of Service (DoS...

CVE-2025-30658

CVE-2025-30658 affects Junos OS on SRX Series with Anti-Virus enabled. A memory leak in the Anti-Virus jbufs is triggered by certain HTTP responses, enabling an unauthenticated, network-based attacker to cause a DoS by exhausting jbuf memory and halting transit traffic. Affected versions (per Jun...

CVE-2026-57026

CVE-2026-57026 affects Junos OS on MX Series with SPC3 and SRX Series . The issue is an Improp er Validation of Syntactic Correctness of Input in the SIP plugin, enabling an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS) . When the SIP ALG is enabled, processing a malf...

CVE-2024-39556

Summary of CVE-2024-39556 : A stack-based buffer overflow vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows a local, low-privileged attacker with CLI access to load a crafted certificate via the set security certificates command, potentially crashing the command management da...

CVE-2022-22214

CVE-2022-22214 describes an improper input validation in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolved. An adjacent attacker can trigger a specific transit IPv6 packet over MPLS that causes an FPC to crash and reboot, with continued receipt leading to a sust...

CVE-2022-22220

The CVE-2022-22220 issue is a TOCTOU race condition in Juniper Junos OS/rpd that can crash the process when a BGP flow route with a redirect IP is received while the next-hop reachability is flapping, enabling a network-based DoS. Affected software includes Junos OS and Junos OS Evolved across li...

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-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-2022-22246

CVE-2022-22246 is a PHP Local File Inclusion vulnerability in the J-Web component of Juniper Networks Junos OS. A low-privileged authenticated attacker could include and execute an untrusted PHP file stored on the server, potentially leading to a complete system compromise when chained with other...

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-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-2022-22217

CVE-2022-22217 affects Juniper Junos OS on QFX10K Series switches (QFX10002/10008/10016). The root cause is an improper check that allows malformed MLD packets looping on a multi-homed ESI with VXLAN to be forwarded back to the peer, violating split horizon and causing a Denial of Service. Affect...

CVE-2022-22243

CVE-2022-22243 is an XPath Injection vulnerability in Juniper Networks Junos OS J-Web component. It enables an authenticated attacker to add an XPath command to the XPath stream, potentially chaining to other unspecified vulnerabilities and causing partial loss of confidentiality. Affected softwa...

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-2023-22392

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-2023-22394

Summary of CVE-2023-22394 — Junos OS SRX/MX SIP ALG memory leak (DoS) The vulnerability arises in Juniper Networks Junos OS when handling SIP calls with SIP ALG enabled, causing a memory leak that can degrade or disrupt SIP call processing and related applications. Affected products include Junos...

CVE-2023-22405

CVE-2023-22405 describes a DoS in Juniper Networks Junos OS caused by an improper preservation of consistency between independent representations of shared state in the Packet Forwarding Engine (PFE). When devices run with service-provider/SP style switching and MAC limiting on an Aggregated Ethe...

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-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-2022-22242

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-2023-28979

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-2023-44188

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-2024-39528

CVE-2024-39528 — AUse After Free in Juniper Junos OS/Junos OS Evolved Routing Protocol Daemon (rpd) causes a segmentation fault on a specific sequence (routing-instance deactivation + SNMP request), leading to rpd crash and DoS. Affected: Junos OS and Junos OS Evolved. Reported vulnerable version...

CVE-2025-21593

Summary (supported by provided documents): CVE-2025-21593 is an improper resource lifecycle control vulnerability in Juniper Junos OS and Junos OS Evolved dengan rpd, exploitable by an unauthenticated network attacker on devices with SRv6 enabled. The attacker can send malformed BGP UPDATE packet...

CVE-2025-30654

CVE-2025-30654 affects Junos OS and Junos OS Evolved. A local, low-privileged attacker with CLI access can exploit the UI via a specific show mgd command to view sensitive information, including password hashes. Affected versions include Junos OS pre-21.4R3-S10, 22.2 before 22.2R3-S5, 22.4 before...

CVE-2023-44199

CVE-2023-44199 is a vulnerability in Juniper Networks Junos OS on MX Series where an improper check in the Packet Forwarding Engine (PFE) can be triggered by network-based, unauthenticated attackers to cause a Denial of Service via prolonged routing churn when PTP is configured. Affected MX Serie...

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...