Juniper Networks Junos OS Denial of Service Vulnerability (CNVD-2022-06697)

Junos OS is a FreeBSD-based operating system used in Juniper Networks hardware routers. It is the operating system used in Juniper Networks routing, switching, and security appliances. A denial of service vulnerability exists in the flow daemon flowd on the Juniper Networks Junos OS SRX300 Series...

CVE-2021-31382

On PTX1000 System, PTX10002-60C System, after upgrading to an affected release, a Race Condition vulnerability between the chassis daemon chassisd and firewall process dfwd of Juniper Networks Junos OS, may update the device's interfaces with incorrect firewall filters. This issue only occurs whe...

CVE-2021-31386

A Protection Mechanism Failure vulnerability in the J-Web HTTP service of Juniper Networks Junos OS allows a remote unauthenticated attacker to perform Person-in-the-Middle PitM attacks against the device. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S20; 15.1...

CVE-2021-31378

In broadband environments, including but not limited to Enhanced Subscriber Management, CHAP, PPP, DHCP, etc., on Juniper Networks Junos OS devices where RADIUS servers are configured for managing subscriber access and a subscriber is logged in and then requests to logout, the subscriber may be...

CVE-2021-31378

In broadband environments, including but not limited to Enhanced Subscriber Management, CHAP, PPP, DHCP, etc., on Juniper Networks Junos OS devices where RADIUS servers are configured for managing subscriber access and a subscriber is logged in and then requests to logout, the subscriber may be...

CVE-2021-31382

On PTX1000 System, PTX10002-60C System, after upgrading to an affected release, a Race Condition vulnerability between the chassis daemon chassisd and firewall process dfwd of Juniper Networks Junos OS, may update the device's interfaces with incorrect firewall filters. This issue only occurs whe...

CVE-2021-31386

A Protection Mechanism Failure vulnerability in the J-Web HTTP service of Juniper Networks Junos OS allows a remote unauthenticated attacker to perform Person-in-the-Middle PitM attacks against the device. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S20; 15.1...

CVE-2021-31379

An Incorrect Behavior Order vulnerability in the MAP-E automatic tunneling mechanism of Juniper Networks Junos OS allows an attacker to send certain malformed IPv4 or IPv6 packets to cause a Denial of Service DoS to the PFE on the device which is disabled as a result of the processing of these...

CVE-2021-31385

An Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in J-Web of Juniper Networks Junos OS allows any low-privileged authenticated attacker to elevate their privileges to root. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S1...

CVE-2021-31385

An Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in J-Web of Juniper Networks Junos OS allows any low-privileged authenticated attacker to elevate their privileges to root. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S1...

CVE-2021-31384

Due to a Missing Authorization weakness and Insufficient Granularity of Access Control in a specific device configuration, a vulnerability exists in Juniper Networks Junos OS on SRX Series whereby an attacker who attempts to access J-Web administrative interfaces can successfully do so from any...

CVE-2021-31379

An Incorrect Behavior Order vulnerability in the MAP-E automatic tunneling mechanism of Juniper Networks Junos OS allows an attacker to send certain malformed IPv4 or IPv6 packets to cause a Denial of Service DoS to the PFE on the device which is disabled as a result of the processing of these...

CVE-2021-31383

In Point to MultiPoint P2MP scenarios within established sessions between network or adjacent neighbors the improper use of a source to destination copy write operation combined with a Stack-based Buffer Overflow on certain specific packets processed by the routing protocol daemon RPD of Juniper...

CVE-2021-31384

Due to a Missing Authorization weakness and Insufficient Granularity of Access Control in a specific device configuration, a vulnerability exists in Juniper Networks Junos OS on SRX Series whereby an attacker who attempts to access J-Web administrative interfaces can successfully do so from any...

CVE-2021-31376

An Improper Input Validation vulnerability in Packet Forwarding Engine manager FXPC process of Juniper Networks Junos OS allows an attacker to cause a Denial of Service DoS by sending specific DHCPv6 packets to the device and crashing the FXPC service. Continued receipt and processing of this...

CVE-2021-31371

Juniper Networks Junos OS uses the 128.0.0.0/2 subnet for internal communications between the RE and PFEs. It was discovered that packets utilizing these IP addresses may egress an QFX5000 Series switch, leaking configuration information such as heartbeats, kernel versions, etc. out to the...

CVE-2021-31374

On Juniper Networks Junos OS and Junos OS Evolved devices processing a specially crafted BGP UPDATE or KEEPALIVE message can lead to a routing process daemon RPD crash and restart, causing a Denial of Service DoS. Continued receipt and processing of this message will create a sustained Denial of...

CVE-2021-31370

An Incomplete List of Disallowed Inputs vulnerability in Packet Forwarding Engine PFE of Juniper Networks Junos OS on QFX5000 Series and EX4600 Series allows an adjacent unauthenticated attacker which sends a high rate of specific multicast traffic to cause control traffic received from the netwo...

CVE-2021-31377

An Incorrect Permission Assignment for Critical Resource vulnerability of a certain file in the filesystem of Junos OS allows a local authenticated attacker to cause routing process daemon RPD to crash and restart, causing a Denial of Service DoS. Repeated actions by the attacker will create a...

CVE-2021-31369

On MX Series platforms with MS-MPC/MS-MIC, an Allocation of Resources Without Limits or Throttling vulnerability in Juniper Networks Junos OS allows an unauthenticated network attacker to cause a partial Denial of Service DoS with a high rate of specific traffic. If a Class of Service CoS rule is...