CVE-2026-33802

A Missing Authorization vulnerability in the CLI of Juniper Networks Junos OS on EX Series allows a local, authenticated attacker to cause a Denial-of-Service DoS. On EX2300, EX4000, EX4100, EX4300-MP Multigigabit and EX4400 switches, an authenticated, local attacker with no specific permissions ...

CVE-2026-33802 Junos OS: EX Series: Unauthorized users can execute service-impacting CLI command

A Missing Authorization vulnerability in the CLI of Juniper Networks Junos OS on EX Series allows a local, authenticated attacker to cause a Denial-of-Service DoS. On EX2300, EX4000, EX4100, EX4300-MP Multigigabit and EX4400 switches, an authenticated, local attacker with no specific permissions ...

CVE-2026-33802

Summary: CVE-2026-33802 is a Missing Authorization vulnerability in the CLI of Juniper Networks Junos OS on EX Series switches (EX2300, EX4000, EX4100, EX4300-MP, EX4400) that allows a locally authenticated attacker with no specific permissions to execute a privileged CLI command and trigger a Do...

EUVD-2019-0848

Malware in sbrugna...

EUVD-2020-12549

Malware in sbrugna...

EUVD-2020-12551

Malware in sbrugna...

EUVD-2021-2856

Malicious code in bioql PyPI...

EUVD-2022-27373

Malicious code in bioql PyPI...

The vulnerability of the Packet Forwarding Engine (PFE) module in Juniper Networks’ Junos OS operating system in devices of the EX4300-MP, EX4600, and QFX5000 series allows a hacker to cause a service failure.

The vulnerability of the Packet Forwarding Engine PFE module in Juniper Networks’ Junos OS on EX4300-MP, EX4600, and QFX5000 devices is related to uncontrolled memory allocation. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

CVE-2022-22226

In VxLAN scenarios on EX4300-MP, EX4600, QFX5000 Series devices an Uncontrolled Memory Allocation vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS allows an unauthenticated adjacently located attacker sending specific packets to cause a Denial of Service DoS conditio...

Memory corruption

In VxLAN scenarios on EX4300-MP, EX4600, QFX5000 Series devices an Uncontrolled Memory Allocation vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS allows an unauthenticated adjacently located attacker sending specific packets to cause a Denial of Service DoS conditio...

CVE-2022-22226 Junos OS: EX4300-MP, EX4600, QFX5000 Series: In VxLAN scenarios specific packets processed cause a memory leak leading to a PFE crash

In VxLAN scenarios on EX4300-MP, EX4600, QFX5000 Series devices an Uncontrolled Memory Allocation vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS allows an unauthenticated adjacently located attacker sending specific packets to cause a Denial of Service DoS conditio...

CVE-2022-22226

CVE-2022-22226 affects Juniper Junos OS on EX4300-MP, EX4600, and QFX5000 Series in VXLAN scenarios. The issue is an Uncontrolled Memory Allocation in the Packet Forwarding Engine (PFE) that can be triggered by specific crafted packets from an adjacent attacker, leading to PFE crashes and memory ...

CVE-2022-22226 Junos OS: EX4300-MP, EX4600, QFX5000 Series: In VxLAN scenarios specific packets processed cause a memory leak leading to a PFE crash

In VxLAN scenarios on EX4300-MP, EX4600, QFX5000 Series devices an Uncontrolled Memory Allocation vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS allows an unauthenticated adjacently located attacker sending specific packets to cause a Denial of Service DoS conditio...

CVE-2022-22226: Memory Allocation with Excessive Size Value

In VxLAN scenarios on EX4300-MP, EX4600, QFX5000 Series devices an Uncontrolled Memory Allocation vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS allows an unauthenticated adjacently located attacker sending specific packets to cause a Denial of Service DoS conditio...

Juniper Junos OS Vulnerability (JSA69876)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA69876 advisory. - In VxLAN scenarios on EX4300-MP, EX4600, QFX5000 Series devices an Uncontrolled Memory Allocation vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Jun...

CVE-2021-0237 Junos OS: EX4300-MP/EX4600/EX4650/QFX5K Series: Packet Forwarding Engine manager (FXPC) process crashes when deployed in a Virtual Chassis (VC) configuration

On Juniper Networks EX4300-MP Series, EX4600 Series, EX4650 Series, QFX5K Series deployed as a Virtual Chassis with a specific Layer 2 circuit configuration, Packet Forwarding Engine manager FXPC process may crash and restart upon receipt of specific layer 2 frames. Continued receipt and processi...

CVE-2021-0237

Technical details of CVE-2021-0237 are not publicly provided in the connected documents; no concrete root-cause or fix details are included. Monitor for updates from vendors and advisories.

CVE-2021-0237: Undefined Security Weakness

On Juniper Networks EX4300-MP Series, EX4600 Series, EX4650 Series, QFX5K Series deployed as a Virtual Chassis with a specific Layer 2 circuit configuration, Packet Forwarding Engine manager FXPC process may crash and restart upon receipt of specific layer 2 frames. Continued receipt and processi...

The vulnerability of Junos router operating systems of the EX4300-MP, EX4600, and QFX5K series is related to an uncontrolled resource consumption, which allows a attacker to cause service interruptions.

The vulnerability of Junos operating system routers of the EX4300-MP, EX4600, and QFX5K series is related to an uncontrolled resource consumption. Exploiting this vulnerability can allow a malicious actor, operating remotely, to cause service failures by using specially crafted channel layer...