CVE-2025-21594 Junos OS: MX Series: In DS-lite and NAT scenario receipt of crafted IPv6 traffic causes port block

An Improper Check for Unusual or Exceptional Conditions vulnerability in the pfe packet forwarding engine of Juniper Networks Junos OS on MX Series causes a port within a pool to be blocked leading to Denial of Service DoS. In a DS-Lite Dual-Stack Lite and NAT Network Address Translation scenario...

CVE-2025-21594

Summary (CVE-2025-21594) : Affects Juniper Networks Junos OS on MX Series. The issue is an improper check in the packet forwarding engine (pfe) that can block a port pool when processing crafted IPv6 traffic in a DS-Lite/NAT scenario, causing Denial of Service. In the affected scenarios, ports as...

CVE-2025-21591 Junos OS: An unauthenticated adjacent attacker sending a malformed DHCP packet causes jdhcpd to crash

A Buffer Access with Incorrect Length Value vulnerability in the jdhcpd daemon of Juniper Networks Junos OS, when DHCP snooping is enabled, allows an unauthenticated, adjacent, attacker to send a DHCP packet with a malformed DHCP option to cause jdhcp to crash creating a Denial of Service DoS...

CVE-2025-21591 Junos OS: An unauthenticated adjacent attacker sending a malformed DHCP packet causes jdhcpd to crash

A Buffer Access with Incorrect Length Value vulnerability in the jdhcpd daemon of Juniper Networks Junos OS, when DHCP snooping is enabled, allows an unauthenticated, adjacent, attacker to send a DHCP packet with a malformed DHCP option to cause jdhcp to crash creating a Denial of Service DoS...

CVE-2025-21591

CVE-2025-21591 describes a buffer length error in the jdhcpd daemon of Juniper Junos OS when DHCP snooping is enabled, enabling an unauthenticated adjacent attacker to send malformed DHCP options and crash jdhcpd, causing DoS. Affected ranges are Junos OS 23.1 before 23.2R2-S3, 23.4 before 23.4R2...

Juniper Networks Junos OS和Juniper Networks Junos OS Evolved 代码问题漏洞

Juniper Networks Junos OS and Juniper Networks Junos OS Evolved are both products of Juniper Networks, Inc.Juniper Networks Junos OS is a network operating system dedicated to the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK. Juniper...

PT-2025-15845 · Juniper Networks · Junos

Name of the Vulnerable Software and Affected Versions: Junos OS versions 21.2 through 21.2R3-S8 Junos OS versions 21.4 through 21.4R3-S7 Junos OS versions 22.1 through 22.1R3-S6 Junos OS versions 22.2 through 22.2R3-S4 Junos OS versions 22.3 through 22.3R3-S3 Junos OS versions 22.4 through...

Juniper Networks Junos OS 代码问题漏洞

Juniper Networks Junos OS is a Juniper Networks, Inc. network operating system dedicated to the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK. A code issue vulnerability exists in Juniper Networks Junos OS that stems from improper...

PT-2025-15844 · Juniper Networks · Junos

Name of the Vulnerable Software and Affected Versions: Junos OS versions 23.1R1 through 23.2R2-S3 Junos OS versions 23.4 through 23.4R2-S3 Junos OS versions 24.2 through 24.2R2 Description: A Buffer Access with Incorrect Length Value vulnerability in the jdhcpd daemon of Juniper Networks Junos OS...

PT-2025-15863 · Juniper Networks · Junos

Name of the Vulnerable Software and Affected Versions: Junos OS versions prior to 21.2R3-S9 Junos OS versions 21.4 prior to 21.4R3-S10 Junos OS versions 22.2 prior to 22.2R3-S6 Junos OS versions 22.4 prior to 22.4R3-S5 Junos OS versions 23.2 prior to 23.2R2-S3 Junos OS versions 23.4 prior to...

Juniper Networks Junos OS MX 代码问题漏洞

Juniper Networks Junos OS MX is a Juniper Networks, Inc. network operating system dedicated to the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK. A code issue vulnerability exists in Juniper Networks Junos OS MX that stems from improper...

Juniper Networks Junos OS 安全漏洞

Juniper Networks Junos OS is a Juniper Networks USA network operating system dedicated to the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK. A security vulnerability exists in Juniper Networks Junos OS that stems from the presence of a...

PT-2025-15867 · Juniper Networks · Junos

Name of the Vulnerable Software and Affected Versions: Junos OS versions prior to 21.2R3-S9 Junos OS versions 21.4 prior to 21.4R3-S8 Junos OS versions 22.2 prior to 22.2R3-S4 Junos OS versions 22.4 prior to 22.4R3-S5 Junos OS versions 23.2 prior to 23.2R2-S2 Junos OS versions 23.4 prior to 23.4R...

PT-2025-15859 · Juniper Networks · Junos Evolved +1

Name of the Vulnerable Software and Affected Versions: Junos OS versions prior to 21.2R3-S9 Junos OS versions from 21.4 before 21.4R3-S10 Junos OS versions from 22.2 before 22.2R3-S6 Junos OS versions from 22.4 before 22.4R3-S6 Junos OS versions from 23.2 before 23.2R2-S3 Junos OS versions from...

Juniper Junos OS Vulnerability (JSA96459)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96459 advisory. - An Improper Input Validation vulnerability in the syslog stream TCP transport of Juniper Networks Junos OS on MX240, MX480, and MX960 devices with MX-SPC3 Security Service...

Juniper Junos OS Vulnerability (JSA96463)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96463 advisory. - An Expired Pointer Dereference vulnerability in Routing Protocol Daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker ...

Juniper Junos OS Vulnerability (JSA96471)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96471 advisory. - An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an...

Juniper Junos OS Vulnerability (JSA96466)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96466 advisory. - An Improper Handling of Additional Special Element vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on MX Series with MS-MPC, MS-MIC and SPC3...

Juniper Junos OS Vulnerability (JSA96455)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96455 advisory. - A NULL Pointer Dereference vulnerability in the flow daemon flowd of Juniper Networks Junos OS on SRX Series allows an attacker causing specific, valid control traffic to ...

Juniper Junos OS Vulnerability (JSA96467)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96467 advisory. - An Improper Encoding or Escaping of Output vulnerability in the Sampling Route Record Daemon SRRD of Juniper Networks Junos OS allows an unauthenticated, network-based...