Authorization

An improper authorization vulnerability in the Simple Network Management Protocol daemon snmpd service of Juniper Networks Junos OS leads an unauthenticated attacker being able to perform SNMP read actions, an Exposure of System Data to an Unauthorized Control Sphere, or write actions to OIDs tha...

Design/Logic Flaw

An uncontrolled resource consumption vulnerability in Message Queue Telemetry Transport MQTT server of Juniper Networks Junos OS allows an attacker to cause MQTT server to crash and restart leading to a Denial of Service DoS by sending a stream of specific packets. A Juniper Extension Toolkit JET...

Buffer overflow

On SRX Series devices configured with UTM services a buffer overflow vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS may allow an attacker to arbitrarily execute code or commands on the target to take over or otherwise impact the device by sending crafted packets to...

Race condition

A signal handler race condition exists in the Layer 2 Address Learning Daemon L2ALD of Juniper Networks Junos OS due to the absence of a specific protection mechanism to avoid a race condition which may allow an attacker to bypass the storm-control feature on devices. This issue is a corner case...

Hardcoded credentials

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...

Command injection

NFX Series devices using Juniper Networks Junos OS are susceptible to a local command execution vulnerability thereby allowing an attacker to elevate their privileges via the Junos Device Management Daemon JDMD process. This issue affects Juniper Networks Junos OS on NFX Series 17.2 version 17.2R...

Design/Logic Flaw

A vulnerability in the distributed or centralized periodic packet management daemon PPMD of Juniper Networks Junos OS may cause receipt of a malformed packet to crash and restart the PPMD process, leading to network destabilization, service interruption, and a Denial of Service DoS condition...

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...

Path traversal

A path traversal vulnerability in the Juniper Networks SRX and vSRX Series may allow an authenticated J-web user to read sensitive system files. This issue affects Juniper Networks Junos OS on SRX and vSRX Series: 19.3 versions prior to 19.3R2-S6, 19.3R3-S1; 19.4 versions prior to 19.4R2-S4,...

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...

Double free

A Double Free vulnerability in the software forwarding interface daemon sfid process of Juniper Networks Junos OS allows an adjacently-connected attacker to cause a Denial of Service DoS by sending a crafted ARP packet to the device. Continued receipt and processing of the crafted ARP packets wil...

Input validation

Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon RPD service, upon receipt of a specific matching BGP packet meeting a specific term in the flowspec configuration, crashes and restarts causing a Denial of...

Design/Logic Flaw

An Improper Check for Unusual or Exceptional Conditions in Juniper Networks Junos OS Evolved may cause the stateless firewall filter configuration which uses the action 'policer' in certain combinations with other options to not take effect. An administrator can use the following CLI command to s...

Design/Logic Flaw

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

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-2021-0275 Junos OS: J-Web: Cross-site scripting attack allows an attacker to gain control of another users session.

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...

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 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-2021-0271 Junos OS: EX2200-C Series, EX3200 Series, EX3300 Series, EX4200 Series, EX4500 Series, EX4550 Series, EX6210 Series, EX8208 Series, EX8216 Series: Receipt of a crafted ARP packet by an adjacent attacker will cause the sfid process to core.

A Double Free vulnerability in the software forwarding interface daemon sfid process of Juniper Networks Junos OS allows an adjacently-connected attacker to cause a Denial of Service DoS by sending a crafted ARP packet to the device. Continued receipt and processing of the crafted ARP packets wil...