CVE-2021-0253

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...

CVE-2021-0248

This issue is not applicable to NFX NextGen Software. On NFX Series devices the use of Hard-coded Credentials in Juniper Networks Junos OS allows an attacker to take over any instance of an NFX deployment. This issue is only exploitable through administrative interfaces. This issue affects: Junip...

CVE-2021-0251

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-2021-0263

A Data Processing vulnerability in the Multi-Service process multi-svcs on the FPC of Juniper Networks Junos OS on the PTX Series routers may lead to the process becoming unresponsive, ultimately affecting traffic forwarding, allowing an attacker to cause a Denial of Service DoS condition . The...

CVE-2021-0268

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...

CVE-2021-0249

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...

CVE-2021-0238

When a MX Series is configured as a Broadband Network Gateway BNG based on Layer 2 Tunneling Protocol L2TP, executing certain CLI command may cause the system to run out of disk space, excessive disk usage may cause other complications. An administrator can use the following CLI command to monito...

CVE-2021-0224

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-2021-0231

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,...

CVE-2021-0262

Through routine static code analysis of the Juniper Networks Junos OS software codebase, the Secure Development Life Cycle team identified a Use After Free vulnerability in PFE packet processing on the QFX10002-60C switching platform. Exploitation of this vulnerability may allow a logically...

CVE-2021-0241

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-2021-0234

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...

CVE-2021-0246

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-2021-0273

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-2021-0225

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...

CVE-2021-0243

Improper Handling of Unexpected Data in the firewall policer of Juniper Networks Junos OS on EX4300 switches allows matching traffic to exceed set policer limits, possibly leading to a limited Denial of Service DoS condition. When the firewall policer discard action fails on a Layer 2 port, it wi...

CVE-2021-0270

On PTX Series and QFX10k Series devices with the "inline-jflow" feature enabled, a use after free weakness in the Packet Forwarding Engine PFE microkernel architecture of Juniper Networks Junos OS may allow an attacker to cause a Denial of Service DoS condition whereby one or more Flexible PIC...

CVE-2021-0239

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...

CVE-2021-0216

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-2021-0252

NFX Series devices using Juniper Networks Junos OS are susceptible to a local code 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: 18.1 version 18.1R1...