Design/Logic Flaw

In segment routing traffic engineering SRTE environments where the BGP Monitoring Protocol BMP feature is enable, a vulnerability in the Routing Protocol Daemon RPD process of Juniper Networks Junos OS allows an attacker to send a specific crafted BGP update message causing the RPD service to cor...

Cross site scripting

A Cross-site Scripting XSS vulnerability in J-Web on Juniper Networks Junos OS allows an attacker to target another user's session thereby gaining access to the users session. The other user session must be active for the attack to succeed. Once successful, the attacker has the same privileges as...

Input validation

Due to an improper Initialization vulnerability on Juniper Networks Junos OS QFX5100-96S devices with QFX 5e Series image installed, ddos-protection configuration changes will not take effect beyond the default DDoS Distributed Denial of Service settings when configured from the CLI. The DDoS...

Code injection

On SRX1500, SRX4100, SRX4200, SRX4600, SRX5000 Series with SPC2/SPC3, vSRX Series devices using tenant services on Juniper Networks Junos OS, due to incorrect permission scheme assigned to tenant system administrators, a tenant system administrator may inadvertently send their network traffic to...

Buffer overflow

A buffer size validation vulnerability in the overlayd service of Juniper Networks Junos OS may allow an unauthenticated remote attacker to send specially crafted packets to the device, triggering a partial Denial of Service DoS condition, or leading to remote code execution RCE. Continued receip...

Design/Logic Flaw

In Juniper Networks Junos OS Evolved, receipt of a stream of specific genuine Layer 2 frames may cause the Advanced Forwarding Toolkit AFT manager process Evo-aftmand, responsible for handling Route, Class-of-Service CoS, Firewall operations within the packet forwarding engine PFE to crash and...

Input validation

An Improper Input Validation vulnerability in the active-lease query portion in JDHCPD's DHCP Relay Agent of Juniper Networks Junos OS allows an attacker to cause a Denial of Service DoS by sending a crafted DHCP packet to the device thereby crashing the jdhcpd DHCP service. This is typically...

CVE-2021-0275

The CVE-2021-0275 entry identifies a Cross-site Scripting (XSS) vulnerability in Juniper Networks Junos OS J-Web that can hijack another active user session and potentially grant full device control if the compromised user has root privileges. Affected are Junos OS versions across multiple series...

CVE-2021-0273 Junos OS and Junos OS Evolved: Trio Chipset: Denial of Service due to packet destined to device's interfaces.

An always-incorrect control flow implementation in the implicit filter terms of Juniper Networks Junos OS and Junos OS Evolved on ACX5800, EX9200 Series, MX10000 Series, MX240, MX480, MX960 devices with affected Trio line cards allows an attacker to exploit an interdependency in the PFE UCODE...

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-2021-0272

CVE-2021-0272 affects Juniper Networks Junos OS on QFX10002-32Q/60C/72Q and QFX10008/QFX10016; it is a kernel memory leak in FPCs that can be triggered by processing genuine packets in EVPN-VXLAN scenarios, enabling DoS with possible device crashes/restarts on affected models. Public documents co...

CVE-2021-0271

CVE-2021-0271 describes a Double Free vulnerability in the sfid process of Juniper Networks Junos OS. An adjacently-connected attacker can trigger a sustained Denial of Service by sending crafted ARP packets to specific EX-series devices (EX2200-C, EX3200, EX3300, EX4200, EX4500, EX4550, EX6210, ...

CVE-2021-0272 Junos OS: QFX10002-32Q, QFX10002-60C, QFX10002-72Q, QFX10008, QFX10016: In EVPN-VXLAN scenarios receipt of specific genuine packets by an adjacent attacker will cause a kernel memory leak in FPC.

A kernel memory leak in QFX10002-32Q, QFX10002-60C, QFX10002-72Q, QFX10008, QFX10016 devices Flexible PIC Concentrators FPCs on Juniper Networks Junos OS allows an attacker to send genuine packets destined to the device to cause a Denial of Service DoS to the device. On QFX10002-32Q, QFX10002-60C...

CVE-2021-0270

CVE-2021-0270 impacts Juniper Networks Junos OS on PTX Series and QFX10K Series when the inline-Jflow feature is enabled. The issue is described as a use-after-free in the Packet Forwarding Engine (PFE) microkernel, leading to a DoS through restarting one or more FPCs and generating core files du...

CVE-2021-0269

The CVE-2021-0269 entry concerns Juniper Networks Junos OS J-Web. The root cause is improper handling of client-side parameters, allowing an authenticated attacker to supersede or modify HTTP/S session parameters, bypass input validation rules, and alter J-Web behavior. Potential consequences inc...

CVE-2021-0269 Junos OS: J-Web can be compromised through reflected client-side HTTP parameter pollution attacks.

The improper handling of client-side parameters in J-Web of Juniper Networks Junos OS allows an attacker to perform a number of different malicious actions against a target device when a user is authenticated to J-Web. An attacker may be able to supersede existing parameters, including hardcoded...

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-2021-0267 Junos OS: Receipt of a crafted DHCP packet will cause the jdhcpd DHCP service to core.

An Improper Input Validation vulnerability in the active-lease query portion in JDHCPD's DHCP Relay Agent of Juniper Networks Junos OS allows an attacker to cause a Denial of Service DoS by sending a crafted DHCP packet to the device thereby crashing the jdhcpd DHCP service. This is typically...

CVE-2021-0267

Summary: CVE-2021-0267 is an input validation flaw in JDHCPD’s DHCP Relay Agent (active-lease query) in Juniper Junos OS. An attacker can trigger a crash of the jdhcpd DHCP service by sending a crafted DHCP packet, causing a Denial of Service. Affected Junos OS versions include 19.4 before 19.4R3...

CVE-2021-0268 Junos OS: J-Web has an Improper Neutralization of CRLF Sequences in its HTTP Headers which allows an attacker to carry out multiple types of attacks.

An Improper Neutralization of CRLF Sequences in HTTP Headers 'HTTP Response Splitting' weakness in J-web of Juniper Networks Junos OS leads to buffer overflows, segment faults, or other impacts, which allows an attacker to modify the integrity of the device and exfiltration information from the...