CVE-2021-0225

CVE-2021-0225 concerns Juniper Networks Junos OS Evolved where an improper check for unusual or exceptional conditions can cause the stateless firewall filter configuration using the policer action to fail to take effect when combined with other options. Affected versions are 19.1R1-EVO and above...

CVE-2021-0224 Junos OS: ANCPD core when hitting maximum-discovery-table-entries limit

A vulnerability in the handling of internal resources necessary to bring up a large number of Layer 2 broadband remote access subscriber BRAS nodes in Juniper Networks Junos OS can cause the Access Node Control Protocol daemon ANCPD to crash and restart, leading to a Denial of Service DoS...

CVE-2021-0224

CVE-2021-0224 affects Juniper Networks Junos OS and Junos OS Evolved, specifically the ANCPD (Access Node Control Protocol daemon) when handling a high volume of BRAS subscriber connections and the maximum-discovery-table-entries limit. The issue can cause ANCPD to crash and restart, leading to a...

CVE-2021-0216

CVE-2021-0216 affects Juniper Networks Junos OS on ACX5448 and ACX710. The issue is that a high rate of transit ARP packets can cause BFD sessions to flap, leading to potential routing instability and a DoS condition. Affected versions include Junos OS on ACX5448/ACX710 prior to specific fixed re...

CVE-2021-0216 Junos OS: ACX5448, ACX710: BFD sessions might flap due to high rate of transit ARP packets

A vulnerability in Juniper Networks Junos OS running on the ACX5448 and ACX710 platforms may cause BFD sessions to flap when a high rate of transit ARP packets are received. This, in turn, may impact routing protocols and network stability, leading to a Denial of Service DoS condition. When a hig...

CVE-2021-0214 Junos OS: Denial of Service in ppmd upon receipt of malformed packet

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...

CVE-2021-0214

The CVE-2021-0214 entry describes a Denial of Service in Juniper Networks Junos OS via the PPMD (periodic packet management daemon) when handling crafted malformed packets. The impact is a crash/restart of PPMD leading to network destabilization and service interruption; continued malformed packe...

CVE-2021-0233: Incomplete Filtering of Multiple Instances of Special Elements

A vulnerability in Juniper Networks Junos OS ACX500 Series, ACX4000 Series, may allow an attacker to cause a Denial of Service DoS by sending a high rate of specific packets to the device, resulting in a Forwarding Engine Board FFEB crash. Continued receipt of these packets will sustain the Denia...

CVE-2021-0229: Uncontrolled Resource Consumption

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...

CVE-2021-0245: Use of Hard-coded Credentials

A Use of Hard-coded Credentials vulnerability in Juniper Networks Junos OS on Junos Fusion satellite devices allows an attacker who is local to the device to elevate their privileges and take control of the device. This issue affects: Juniper Networks Junos OS Junos Fusion Satellite Devices. 16.1...

CVE-2021-0241: Improper Check or Handling of Exceptional Conditions

On Juniper Networks Junos OS platforms configured as DHCPv6 local server or DHCPv6 Relay Agent, Juniper Networks Dynamic Host Configuration Protocol Daemon JDHCPD process might crash with a core dump if a specific DHCPv6 packet is received, resulting in a restart of the daemon. The daemon...

CVE-2021-0244: Concurrent Execution using Shared Resource with Improper Synchronization

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...

CVE-2021-0228: Improper Check for Unusual or Exceptional Conditions

An improper check for unusual or exceptional conditions vulnerability in Juniper Networks MX Series platforms with Trio-based MPC Modular Port Concentrator deployed in Ethernet VPN EVPN-Virtual Extensible LAN VXLAN configuration, may allow an attacker sending specific Layer 2 traffic to cause...

CVE-2021-0247: Concurrent Execution using Shared Resource with Improper Synchronization

A Race Condition Concurrent Execution using Shared Resource with Improper Synchronization vulnerability in the firewall process dfwd of Juniper Networks Junos OS allows an attacker to bypass the firewall rule sets applied to the input loopback filter on any interfaces of a device. This issue is...

CVE-2021-0251: NULL Pointer Dereference

A NULL Pointer Dereference vulnerability in the Captive Portal Content Delivery CPCD services daemon cpcd of Juniper Networks Junos OS on MX Series with MS-PIC, MS-SPC3, MS-MIC or MS-MPC allows an attacker to send malformed HTTP packets to the device thereby causing a Denial of Service DoS,...

CVE-2021-0261: Out-of-bounds Read

A vulnerability in the HTTP/HTTPS service used by J-Web, Web Authentication, Dynamic-VPN DVPN, Firewall Authentication Pass-Through with Web-Redirect, and Captive Portal allows an unauthenticated attacker to cause an extended Denial of Service DoS for these services by sending a high number of...

PT-2021-12940

Name of the Vulnerable Software and Affected Versions: Juniper Networks Junos OS Evolved versions 19.4 through 19.4R2-S3-EVO Juniper Networks Junos OS Evolved versions 20.1 through 20.1R2-S3-EVO Juniper Networks Junos OS Evolved versions 20.2 through 20.2R2-S1-EVO Juniper Networks Junos OS Evolve...

CVE-2021-0216: Undefined Security Weakness

A vulnerability in Juniper Networks Junos OS running on the ACX5448 and ACX710 platforms may cause BFD sessions to flap when a high rate of transit ARP packets are received. This, in turn, may impact routing protocols and network stability, leading to a Denial of Service DoS condition. When a hig...

PT-2021-12943 · Juniper Networks · Junos

Name of the Vulnerable Software and Affected Versions: Juniper Networks Junos OS on SRX Series versions 17.1R3 through 17.3R3-S10 Juniper Networks Junos OS on SRX Series versions 17.4 through 17.4R3-S4 Juniper Networks Junos OS on SRX Series versions 18.2 through 18.2R3-S6 Juniper Networks Junos ...

CVE-2021-0256: Execution with Unnecessary Privileges

A sensitive information disclosure vulnerability in the mosquitto message broker of Juniper Networks Junos OS may allow a locally authenticated user with shell access the ability to read portions of sensitive files, such as the master.passwd file. Since mosquitto is shipped with setuid permission...