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Juniper Networks — Vulnerabilities & Security Advisories 915

Browse all 915 CVE security advisories affecting Juniper Networks. AI-powered Chinese analysis, POCs, and references for each vulnerability.

Juniper Networks operates as a global provider of networking hardware, software, and services, primarily focusing on enterprise and service provider infrastructure. With 893 recorded Common Vulnerabilities and Exposures, the company’s attack surface reflects the complexity of its extensive product portfolio. Historically, vulnerabilities in its systems have frequently involved remote code execution, cross-site scripting, and privilege escalation flaws, often stemming from input validation errors or improper access controls in management interfaces. Notable incidents include critical flaws in ScreenOS and Junos OS that allowed attackers to bypass authentication or execute arbitrary commands, highlighting risks in legacy and core routing platforms. These issues underscore the necessity for rigorous patch management and secure configuration practices. As a foundational element of global internet infrastructure, the security posture of Juniper Networks directly impacts the stability and integrity of connected networks worldwide, necessitating continuous monitoring and proactive defense strategies.

Found 676 results / 915Clear Filters
CVE IDTitleCVSSSeverityPublished
CVE-2021-0235 Junos OS: SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series: In a multi-tenant environment, a tenant host administrator may configure logical firewall isolation affecting other tenant networks — Junos OSCWE-276 7.3 High2021-04-22
CVE-2021-0236 Junos OS: A specific BGP VPNv6 flowspec message causes routing protocol daemon (rpd) process to crash with a core. — Junos OSCWE-754 6.5 Medium2021-04-22
CVE-2021-0234 Junos OS: QFX5100-96S: DDoS protection does not work as expected. — Junos OS 5.8 Medium2021-04-22
CVE-2021-0233 Junos OS: ACX500 Series, ACX4000 Series: Denial of Service due to FFEB crash while processing high rate of specific packets. — Junos OSCWE-794 7.5 High2021-04-22
CVE-2021-0231 Junos OS: SRX, vSRX Series: J-Web Path traversal vulnerability in SRX and vSRX Series leads to information disclosure. — Junos OSCWE-22 6.5 Medium2021-04-22
CVE-2021-0229 Junos OS: Receipt of specific packets could lead to Denial of Service in MQTT Server — Junos OSCWE-400 5.3 Medium2021-04-22
CVE-2021-0230 Junos OS: SRX Series: Memory leak when querying Aggregated Ethernet (AE) interface statistics — Junos OSCWE-400 7.5 High2021-04-22
CVE-2021-0228 Junos OS: MX Series: DDoS LACP violation upon receipt of specific layer 2 frames in EVPN-VXLAN deployment — Junos OSCWE-754 6.5 Medium2021-04-22
CVE-2021-0227 Junos OS: SRX Series: Denial of Service in J-Web upon receipt of crafted HTTP packets — Junos OSCWE-119 7.5 High2021-04-22
CVE-2021-0224 Junos OS: ANCPD core when hitting maximum-discovery-table-entries limit — Junos OSCWE-770 6.5 Medium2021-04-22
CVE-2021-0214 Junos OS: Denial of Service in ppmd upon receipt of malformed packet — Junos OSCWE-20 6.5 Medium2021-04-22
CVE-2021-0216 Junos OS: ACX5448, ACX710: BFD sessions might flap due to high rate of transit ARP packets — Junos OS 6.5 Medium2021-04-22
CVE-2021-0222 Junos OS: Upon receipt of certain protocol packets with invalid payloads a self-propagating Denial of Service may occur. — Junos OS 7.4 High2021-01-15
CVE-2021-0223 Junos OS: telnetd.real Local Privilege Escalation vulnerabilities in SUID binaries — Junos OSCWE-250 7.8 High2021-01-15
CVE-2021-0221 Junos OS: QFX Series: Traffic loop Denial of Service (DoS) upon receipt of specific IP multicast traffic — Junos OSCWE-703 6.5 Medium2021-01-15
CVE-2021-0219 Junos OS: Command injection vulnerability in 'request system software' CLI command — Junos OSCWE-78 6.7 Medium2021-01-15
CVE-2021-0218 Junos OS: Command injection vulnerability in license-check daemon — Junos OSCWE-78 7.8 High2021-01-15
CVE-2021-0215 Junos OS: EX Series, QFX Series, SRX Branch Series, MX Series: Memory leak in packet forwarding engine due to 802.1X authenticator port interface flaps — Junos OSCWE-400 6.5 Medium2021-01-15
CVE-2021-0217 Junos OS: EX Series and QFX Series: Memory leak issue processing specific DHCP packets — Junos OSCWE-119 7.4 High2021-01-15
CVE-2021-0211 Junos OS and Junos OS Evolved: Upon receipt of a specific BGP FlowSpec message network traffic may be disrupted. — Junos OS 10.0 Critical2021-01-15
CVE-2021-0210 Junos OS: Privilege escalation in J-Web due to arbitrary command and code execution via information disclosure from another users active session — Junos OS 6.8 Medium2021-01-15
CVE-2021-0207 NFX250, NFX350, QFX5K Series, EX2300 Series, EX3400 Series, EX4300 Multigigabit, EX4600 Series: Certain genuine traffic received by the Junos OS device will be discarded instead of forwarded. — Junos OSCWE-436 7.5 High2021-01-15
CVE-2021-0208 Junos OS and Junos OS Evolved: In bidirectional LSP configurations, on MPLS egress router RPD may core upon receipt of specific malformed RSVP packet. — Junos OSCWE-20 8.8 High2021-01-15
CVE-2021-0205 Junos OS: MX Series: Dynamic filter fails to match IPv6 prefix — Junos OSCWE-284 5.8 Medium2021-01-15
CVE-2021-0206 Junos OS: NFX Series, SRX Series: PFE may crash upon receipt of specific packet when SSL Proxy is configured. — Junos OSCWE-476 7.5 High2021-01-15
CVE-2021-0204 Junos OS: dexp Local Privilege Escalation vulnerabilities in SUID binaries — Junos OSCWE-250 7.8 High2021-01-15
CVE-2021-0202 Junos OS: MX Series, EX9200 Series: Trio-based MPC memory leak when Integrated Routing and Bridging (IRB) interface is mapped to a VPLS instance or a Bridge-Domain — Junos OSCWE-400 7.5 High2021-01-15
CVE-2021-0203 Junos OS: EX and QFX5K Series: Storm Control does not work as expected when Redundant Trunk Group is configured — Junos OSCWE-794 8.6 High2021-01-15
CVE-2020-1689 Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2 frames when deployed in a Virtual Chassis configuration — Junos OSCWE-400 6.5 Medium2020-10-16
CVE-2020-1687 Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2 frames in EVPN-VXLAN deployment. — Junos OSCWE-400 6.5 Medium2020-10-16

This page lists every published CVE security advisory associated with Juniper Networks. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.