CVE-2020-1637

CVE-2020-1637 concerns a bypass of Unified Access Control (UAC) on Juniper Networks SRX Series running Junos OS Enforcer. The root cause is when the Infranet Controller IP range is configured as an IP address range instead of an IP address/netmask, which can allow a user to access network resourc...

CVE-2020-1638

The CVE-2020-1638 issue affects Juniper Junos OS and Junos OS Evolved FPCs in MX Series (MPC10E/MPC11E) and PTX10001/PTX10003 lines, where processing a specific IPv4 packet can trigger an FPC restart and drop all traffic via the FPC, causing a sustained DoS. Affected ranges include: Junos OS on M...

CVE-2020-1634 Junos OS: High-End SRX Series: Multicast traffic might cause all FPCs to reset.

On High-End SRX Series devices, in specific configurations and when specific networking events or operator actions occur, an SPC receiving genuine multicast traffic may core. Subsequently, all FPCs in a chassis may reset causing a Denial of Service. This issue affects both IPv4 and IPv6. This iss...

CVE-2020-1630

CVE-2020-1630 affects Juniper Networks Junos OS on devices configured with dual Routing Engines, Virtual Chassis, or HA clusters. A local, authenticated low-privilege user with shell access can perform unauthorized configuration changes. The issue does not impact single-RE or stand-alone Junos OS...

CVE-2020-1634

CVE-2020-1634 affects Junos OS on High-End SRX Series: certain configurations allow a SPC receiving genuine multicast traffic to core, causing all FPCs in the chassis to reset and resulting in a Denial of Service. Affected versions include Junos OS 12.3X48-D80 and later, up to but not including 1...

CVE-2020-1630 Junos OS: Privilege escalation vulnerability in dual REs, VC or HA cluster may allow unauthorized configuration change.

A privilege escalation vulnerability in Juniper Networks Junos OS devices configured with dual Routing Engines RE, Virtual Chassis VC or high-availability cluster may allow a local authenticated low-privileged user with access to the shell to perform unauthorized configuration modification. This...

CVE-2020-1629

CVE-2020-1629 describes a race-condition vulnerability in Juniper Networks Junos OS where the Routing Protocol Daemon (RPD) may crash and restart while processing a BGP NOTIFICATION message. Affected versions include Junos OS 16.1 prior to 16.1R7-S6; 16.2 prior to 16.2R2-S11; 17.1 prior to 17.1R2...

CVE-2020-1628

Juniper Junos OS on EX4300 is affected by an information exposure vulnerability (CVE-2020-1628) due to use of the 128.0.0.0/2 internal subnet for RE–PFE communications, which may cause packets to leak configuration details (e.g., heartbeats, kernel versions) to the Internet. Affected are multiple...

CVE-2020-1629 Junos OS: A race condition vulnerability may cause RPD daemon to crash when processing a BGP NOTIFICATION message.

A race condition vulnerability on Juniper Network Junos OS devices may cause the routing protocol daemon RPD process to crash and restart while processing a BGP NOTIFICATION message. This issue affects Juniper Networks Junos OS: 16.1 versions prior to 16.1R7-S6; 16.2 versions prior to 16.2R2-S11;...

CVE-2020-1628 Junos OS: EX4300: Traffic from the network internal to the device (128.0.0.0) may be forwarded to egress interfaces

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 EX4300 switch, leaking configuration information such as heartbeats, kernel versions, etc. out to the Internet,...

CVE-2020-1627

The CVE-2020-1627 issue affects Juniper Networks Junos OS on vMX and MX150, where crafted packets trigger special microcode processing that overwhelms the flow cache, causing the riot forwarding daemon to crash and a DoS. Affected releases include 18.1 before 18.1R3, 18.2 before 18.2R3, 18.2X75 b...

CVE-2020-1626

CVE-2020-1626 affects Juniper Networks Junos OS Evolved prior to 19.1R1-EVO. A DoS can be triggered by a high-rate sequence of specific packets that crashes the pfemand process (responsible for packet forwarding), causing sustained availability impact. The issue is traffic-triggered and only affe...

CVE-2020-1627 Junos OS: vMX and MX150: Denial of Service vulnerability in packet processing

A vulnerability in Juniper Networks Junos OS on vMX and MX150 devices may allow an attacker to cause a Denial of Service DoS by sending specific packets requiring special processing in microcode that the flow cache can't handle, causing the riot forwarding daemon to crash. By continuously sending...

CVE-2020-1624 Junos OS Evolved: objmon logs may leak sensitive information

A local, authenticated user with shell can obtain the hashed values of login passwords and shared secrets via raw objmon configuration files. This issue affects all versions of Junos OS Evolved prior to 19.1R1...

CVE-2020-1625

CVE-2020-1625 describes a kernel memory leak in Junos OS virtual-memory (temp) when IRB is configured with multiple underlay interfaces and one interface flaps, causing DoS through escalating temp memory usage. Affected Junos OS versions span multiple branches (e.g., 16.1, 17.1, 17.2, 17.3, 17.4,...

CVE-2020-1623

CVE-2020-1623 affects Junos OS Evolved prior to 19.2R1. A local, authenticated user can view sensitive information from the ev.ops configuration file, leaking data with partial confidentiality impact (per CVSS v2) and high confidentiality impact (per CVSS v3.1). Exploitation details are not provi...

CVE-2020-1625 Junos OS: Kernel memory leak in virtual-memory due to interface flaps

The kernel memory usage represented as "temp" via 'show system virtual-memory' may constantly increase when Integrated Routing and Bridging IRB is configured with multiple underlay physical interfaces, and one interface flaps. This memory leak can affect running daemons processes, leading to an...

CVE-2020-1624

CVE-2020-1624 affects Junos OS Evolved prior to 19.1R1. A local, authenticated user can access raw objmon configuration files and obtain hashed values of login passwords and shared secrets, leaking sensitive information. The impact is confined to confidentiality of credentials via object monitori...

CVE-2020-1623 Junos OS Evolved: ev.ops file may leak sensitive information

A local, authenticated user with shell can view sensitive configuration information via the ev.ops configuration file. This issue affects all versions of Junos OS Evolved prior to 19.2R1...

CVE-2020-1621 Junos OS Evolved: Configd leaks hashes via stream and is world readable

A local, authenticated user with shell can obtain the hashed values of login passwords via configd traces. This issue affects all versions of Junos OS Evolved prior to 19.3R1...