CVE-2021-0238

CVE-2021-0238 affects Junos OS on MX Series: repeatedly executing a CLI command may exhaust disk space, causing partial availability impact. Vulnerable versions include MX Series 17.3R1 and newer, up to but not including 17.4R3-S5, then 18.1–20.4 with various sub-versions listed; the issue does n...

CVE-2021-0288

CVE-2021-0288 affects Juniper Junos OS on MX Series and EX9200 Series with Trio-based MPCs. The vulnerability stems from how specific MPLS packets are processed, potentially causing the FPC to crash and triggering a DoS if packets continue to arrive. Affected versions are listed in the core CVE d...

CVE-2021-31366

CVE-2021-31366 is an Unchecked Return Value vulnerability in the authd (authentication daemon) of Juniper Networks Junos OS on MX Series configured for subscriber management/BBE. A adjacent attacker can trigger a crash by sending a specific username, causing a DoS affecting AAA services on affect...

CVE-2022-22205

CVE-2022-22205 affects Juniper Networks Junos OS on SRX Series via a memory leak in the APBR/AppQoE pathway of the PFE, causing DoS under specific traffic when APBR is enabled and no AppQoE SLA rule is configured. Affected are SRX releases: 20.3 before 20.3R3-S2; 20.4 before 20.4R3-S2; 21.1 befor...

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-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-2022-22243

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-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-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-2024-21594

CVE-2024-21594 affects Juniper Networks Junos OS on the SRX 5000 Series. It is a heap-based buffer overflow in the Network Services Daemon (NSD) that, when a specific command is repeatedly executed, can corrupt memory and cause a crash of the Flow Processing Daemon (flowd), requiring an NSD resta...

CVE-2024-39515

CVE-2024-39515 affects Juniper Junos OS and Junos OS Evolved when BGP traceoptions are enabled. An unauthenticated network-based attacker can send a specifically malformed BGP packet to cause the routing protocol daemon (rpd) to crash and restart, producing a Denial of Service. Sustained processi...

CVE-2019-0035

CVE-2019-0035 describes an administrative bypass on Juniper Networks Junos OS. When the insecure console port setting is enabled, an attacker with physical access can change the root password on systems booted from an OAM volume using the command set system root-authentication plain-text-password...

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-2020-1660

CVE-2020-1660 affects Juniper Networks Junos OS on MX Series when DNS filtering is enabled on cards MS-PIC, MS-MIC or MS-MPC. A crafted stream processed by the Multiservices PIC Management Daemon (mspmand) may crash the Services PIC, causing the Services PIC to restart and temporarily bypass DNS ...

CVE-2022-22154

CVE-2022-22154 affects Juniper Junos OS in a Junos Fusion setup via External Control of Critical State Data in the Satellite Device (SD) control state machine. A physical-cabling modification attack can reboot an SD and allow an Aggregation Device (AD) to take control, causing DoS. Affected: Juno...

CVE-2022-22157

Summary: CVE-2022-22157 describes a traffic-classification vulnerability in Juniper Networks Junos OS on SRX Series gateways where the Deep Packet Inspection (JDPI) rules can be bypassed when the device is configured with no-syn-check. The issue stems from JDPI misclassifying out-of-state asymmet...

CVE-2022-22160

CVE-2022-22160 affects Juniper Junos OS MX Series where the subscriber management daemon (smgd) is vulnerable to an unchecked error condition. An unauthenticated adjacent attacker can trigger a crash of smgd (in environments with dual-stack session groups and a pp0 interface), causing the daemon ...

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-2022-22167

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-2022-22210

CVE-2022-22210 affects Junos OS on QFX5000 and MX Series. A NULL pointer dereference in the Packet Forwarding Engine (PFE) L2ALM path crashes when a specific VXLAN packet is processed, causing an FPC reboot and sustained DoS for adjacent attackers. Affected versions: QFX5000/MX Series 20.3 prior ...

CVE-2024-21613

CVE-2024-21613 affects Juniper Networks Junos OS and Junos OS Evolved. The issue is a Missing Release of Memory after Effective Lifetime in the Routing Protocol Daemon (RPD) that, when traffic engineering is enabled for OSPF or ISIS and a link flap occurs, causes a patroot memory leak leading to ...

CVE-2024-39550

Summary: CVE-2024-39550 affects Juniper Junos OS on MX Series with SPC3 line cards, where an unauthenticated, adjacent attacker can trigger memory growth in the rtlogd process via repeated port flaps, causing a slow memory leak and DoS. The issue impacts multiple release trains (e.g., 21.2R3–21.2...

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-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-2013-4688

CVE-2013-4688 affects Juniper Junos SRX devices running 10.4 prior to 10.4R11, where the MSRPC Application Layer Gateway (ALG) is enabled. A remote, unauthenticated attacker can crash the process by sending crafted MSRPC requests, causing a denial of service (daemon crash). The issue is rooted in...

CVE-2013-4690

CVE-2013-4690 describes a memory-padding initialization flaw in Juniper Junos OS on SRX1400/3400/3600 platforms (versions listed) that can leak sensitive data by reading Ethernet-packet padding. The root cause is improper initialization of memory locations used during padding, enabling remote att...

CVE-2015-5358

CVE-2015-5358 describes a DoS in Juniper Junos where TCP connections move to LAST_ACK when the device has more data to send, allowing remote attackers to exhaust mbufs and connections. Affected Junos versions include: 12.1X44 before 12.1X44-D50, 12.1X46 before 12.1X46-D35, 12.1X47 before 12.1X47-...

CVE-2018-0007

CVE-2018-0007 describes a memory corruption vulnerability in Junos OS triggered by unauthenticated LLDP packets on local segments, potentially leading to denial of service and, if authenticated on the device, arbitrary code execution with privilege escalation. The issue affects Junos OS releases ...

CVE-2018-0034

The CVE-2018-0034 issue affects Juniper Networks Junos OS JDHCPD. A crafted IPv6 DHCP packet can cause the JDHCPD daemon to core-dump on systems processing IPv6 DHCP packets (not IPv4). Affected releases include multiple Junos OS lines, with many versions prior to specific build-suffixed revision...

CVE-2019-0010

Summary: CVE-2019-0010 affects Juniper SRX Series with Junos OS UTM enabled. Crafted HTTP traffic can exhaust mbufs in SPU/JMPI, causing a system crash (DoS) and failover. The issue is observed when HTTP AV inspection is enabled; WEB Filtering alone is unaffected. Affected products/versions (per ...

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-2021-0205

CVE-2021-0205 concerns Juniper Junos OS on MX Series when IDS is configured with a dynamic firewall filter using IPv6 prefixes. The issue causes the prefix to be incorrectly matched as /32, potentially blocking legitimate traffic. Affects MX Series devices with MS-MPC/MS-MIC/MS-SPC3 cards and IDS...

CVE-2021-0294

CVE-2021-0294 affects Junos OS 18.4R2-S5 on QFX5000 Series and EX4600 Series; when storm-control enhanced is configured, the enhanced storm control filter group may not be installed, causing storm control to fail and potentially high CPU usage or packet loss from excessive broadcast/unknown unica...

CVE-2021-31364

CVE-2021-31364 affects Juniper Networks Junos OS flowd on SRX300/ SRX500/ SRX1500/ SRX5000 Series with SPC2. Root cause is an improper check for unusual conditions combined with a race condition in flowd, triggered by specific traffic that creates the same session and logs session-close as a poli...

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-2022-22203

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-2022-22214

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-2023-22398

CVE-2023-22398 affects Juniper Networks Junos OS and Junos OS Evolved: an Access of Uninitialized Pointer in the Routing Protocol Daemon (rpd). When an MPLS ping is performed on BGP LSPs, RPD may crash, leading to a DoS with repeated executions. Affected versions include: Junos OS 15.1 (prior to ...

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-2023-28982

CVE-2023-28982 affects Juniper Networks Junos OS and Junos OS Evolved. In a BGP rib sharding scenario, updating an active route’s attribute can cause a memory leak in the routing protocol daemon (rpd), leading to increased memory usage, a subsequent out-of-memory condition, and a DoS through rpd ...

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-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-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-2026-33799

CVE-2026-33799 describes an Out-of-bounds Write in the SNMP daemon (snmpd) of Juniper Networks Junos OS and Junos OS Evolved. An authenticated remote attacker can send specific valid SNMPv3 queries to trigger a memory leak, causing snmpd memory exhaustion over time, a resulting process crash, and...

CVE-2014-9708

CVE-2014-9708 relates to Embedthis Appweb, where versions before 4.6.6 and 5.x before 5.2.1 are vulnerable to a remote denial of service caused by a NULL pointer dereference when handling a Range header with an empty value (e.g., “Range: x=,”). The vulnerability is triggered by processing a craft...

CVE-2018-0019

Summary of CVE-2018-0019 (Junos SNMP mib2d DoS) Affected product: Juniper Networks Junos OS, specifically the SNMP MIB-II subagent daemon (mib2d). Root cause / vulnerability: A remote attacker could cause mib2d to crash, yielding a denial-of-service condition for the SNMP subsystem. The published...