CVE-2023-1697

The CVE-2023-1697 issue is an Improper Handling of Missing Values in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS . It causes a crash of the dcpfe process and a sustained Denial of Service (DoS) when a specific malformed ethernet frame is received. Affected products/versions in...

CVE-2023-1697 Junos OS: QFX10000 Series, PTX1000 Series: The dcpfe process will crash when a malformed ethernet frame is received

An Improper Handling of Missing Values vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS allows an adjacent, unauthenticated attacker to cause a dcpfe process core and thereby a Denial of Service DoS. Continued receipt of these specific frames will cause a sustained...

CVE-2023-28984: Concurrent Execution using Shared Resource with Improper Synchronization

A Use After Free vulnerability in the Layer 2 Address Learning Manager l2alm of Juniper Networks Junos OS on QFX Series allows an adjacent attacker to cause the Packet Forwarding Engine to crash and restart, leading to a Denial of Service DoS. The PFE may crash when a lot of MAC learning and agin...

CVE-2023-28983: Improper Neutralization of Special Elements used in an OS Command

An OS Command Injection vulnerability in gRPC Network Operations Interface gNOI server module of Juniper Networks Junos OS Evolved allows an authenticated, low privileged, network based attacker to inject shell commands and execute code. This issue affects Juniper Networks Junos OS Evolved 21.4...

Juniper Networks Junos OS code-related vulnerabilities

Juniper Networks Junos OS is a Juniper Networks network operating system for the company's hardware devices. The OS provides a secure programming interface and the Junos SDK. A code issue vulnerability exists in Juniper Networks Junos OS that stems from the fact that in a 6PE scenario, if...

CVE-2023-28980: Use After Free

A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause Denial of Service DoS. In a rib sharding scenario the rpd process will crash shortly after specific CLI command is...

CVE-2023-28972: Improper Link Resolution Before File Access

An Improper Link Resolution Before File Access vulnerability in console port access of Juniper Networks Junos OS on NFX Series allows an attacker to bypass console access controls. When "set system ports console insecure" is enabled, root login is disallowed for Junos OS as expected. However, the...

CVE-2023-28961 Junos OS: ACX Series: IPv6 firewall filter is not installed in PFE when "from next-header ah" is used

An Improper Handling of Unexpected Data Type vulnerability in IPv6 firewall filter processing of Juniper Networks Junos OS on the ACX Series devices will prevent a firewall filter with the term 'from next-header ah' from being properly installed in the packet forwarding engine PFE. There is no...

CVE-2023-28963 Junos OS: User-controlled input vulnerability in J-Web

An Improper Authentication vulnerability in cert-mgmt.php, used by the J-Web component of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to read arbitrary files from temporary folders on the device. This issue affects Juniper Networks Junos OS: All versions prior to...

CVE-2023-28966

CVE-2023-28966 describes an "Incorrect Default Permissions" vulnerability in Juniper Networks Junos OS Evolved. The root cause is improper file and directory permissions on certain system files, enabling a local, low-privileged attacker with shell access to inject CLI commands or modify files as ...

CVE-2023-28980

CVE-2023-28980 affects Juniper Networks Junos OS and Junos OS Evolved. A Use-After-Free in the routing protocol daemon (rpd) can crash the rpd in a BGP rib sharding scenario, allowing a locally authenticated, low-privileged attacker to cause DoS, especially with large routing tables (>1M). Con...

CVE-2023-28982: Missing Release of Memory after Effective Lifetime

A Missing Release of Memory after Effective Lifetime vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network based attacker to cause a Denial of Service DoS. In a BGP rib sharding scenario, when an attribute of an active BG...

Juniper Networks Junos OS code-related vulnerabilities

Juniper Networks Junos OS is a Juniper Networks network operating system for the company's hardware devices. The OS provides a secure programming interface and the Junos SDK. A denial of service vulnerability exists in the Juniper Networks Junos OS MX Series, which arises from improper checking o...

CVE-2023-28964: Improper Handling of Length Parameter Inconsistency

An Improper Handling of Length Parameter Inconsistency vulnerability in the routing protocol daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows a network based, unauthenticated attacker to cause an RPD crash leading to a Denial of Service DoS. Continued receipt and processing of...

Juniper Networks Junos OS resource management error vulnerability

Juniper Networks Junos OS is a Juniper Networks network operating system for the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK. Juniper Networks Junos OS has a resource management error vulnerability that stems from the presence of a...

CVE-2023-28972 Junos OS: NFX Series: 'set system ports console insecure' allows root password recovery

An Improper Link Resolution Before File Access vulnerability in console port access of Juniper Networks Junos OS on NFX Series allows an attacker to bypass console access controls. When "set system ports console insecure" is enabled, root login is disallowed for Junos OS as expected. However, the...

CVE-2023-28961 Junos OS: ACX Series: IPv6 firewall filter is not installed in PFE when "from next-header ah" is used

An Improper Handling of Unexpected Data Type vulnerability in IPv6 firewall filter processing of Juniper Networks Junos OS on the ACX Series devices will prevent a firewall filter with the term 'from next-header ah' from being properly installed in the packet forwarding engine PFE. There is no...

CVE-2023-28981: Improper Input Validation

An Improper Input Validation vulnerability in the kernel of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service DoS. If the receipt of router advertisements is enabled on an interface and a specifically malformed RA packet is...

CVE-2023-28966: Incorrect Default Permissions

An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS Evolved allows a low-privileged local attacker with shell access to modify existing files or execute commands as root. The issue is caused by improper file and directory permissions on certain system files, allowing an...

CVE-2023-28959 Junos OS: QFX10002: PFE wedges and restarts upon receipt of specific malformed packets

An Improper Check or Handling of Exceptional Conditions vulnerability in packet processing of Juniper Networks Junos OS on QFX10002 allows an unauthenticated, adjacent attacker on the local broadcast domain sending a malformed packet to the device, causing all PFEs other than the inbound PFE to...