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Juniper JunosJunos OS: EX Series, QFX Series: In a VXLAN scenario when specific control protocol packets are received, memory leaks and eventually no traffic is passed

Risk 40
Severity
7.1
First published (updated )
CVE-2026-33781

Juniper JunosJunos OS: EX4k Series, QFX5k Series: In an EVPN-VXLAN configuration link flaps cause Inter-VNI traffic drop

Risk 29
Severity
7.1
EPSS
0.02%
First published (updated )
CVE-2026-21910

Juniper JunosJunos OS: EX4600 Series and QFX5000 Series: An attacker with physical access can open a persistent backdoor

Risk 65
Severity
7
First published (updated )
CVE-2025-59957

Juniper JunosJunos OS: EX2300, EX3400, EX4000 Series, QFX5k Series: Receipt of a specific DHCP packet causes FPC crash when DHCP Option 82 is enabled

Risk 72
Severity
7.7
First published (updated )
CVE-2025-30644

Juniper JunosJunos OS: SRX Series, QFX Series, MX Series and EX Series: Receiving specific HTTPS traffic causes resource exhaustion

Risk 47
Severity
8.7
First published (updated )
CVE-2024-47497
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Juniper JunosJunos OS: J-Web: An unauthenticated, network-based attacker can perform XPATH injection attack against a device.

Risk 77
Severity
7.7
First published (updated )
CVE-2024-39565

Juniper JunosJunos OS: SRX Series and EX Series: J-Web doesn't sufficiently sanitize input to prevent XSS

Risk 57
Severity
8.8
EPSS
0.05%
First published (updated )
CVE-2024-21620

Juniper JunosJunos OS: SRX Series and EX Series: J-Web - unauthenticated access to temporary files containing sensitive information

Risk 31
Severity
7.5
EPSS
0.09%
First published (updated )
CVE-2024-21619

Juniper JunosJunos OS: EX4100, EX4400, EX4600, QFX5000 Series: A high rate of specific ICMP traffic will cause the PFE to hang

Risk 31
Severity
7.5
EPSS
0.05%
First published (updated )
CVE-2024-21595

Juniper JunosJunos OS: QFX5000 Series and EX4000 Series: Denial of Service (DoS) on a large scale VLAN due to PFE hogging

Risk 43
Severity
7.5
First published (updated )
CVE-2023-44191
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Juniper JunosJunos OS: SRX and EX Series: Local privilege escalation flaw in "download" functionality

Risk 69
Severity
7.8
First published (updated )
CVE-2022-22221

Juniper JunosJunos OS: QFX5100/QFX5110/QFX5120/QFX5200/QFX5210/EX4600/EX4650 Series: When storm control profiling is enabled and a device is under an active storm, a Heap-based Buffer Overflow in the PFE will cause a device to hang.

Risk 43
Severity
7.5
First published (updated )
CVE-2022-22188

Juniper JunosJunos OS: QFX5000 Series, EX4600: Device may run out of memory, causing traffic loss, upon receipt of specific IPv6 packets

Risk 43
Severity
7.5
First published (updated )
CVE-2022-22174

Juniper JunosJunos OS: QFX5000 Series and EX4600 Series: Continuous traffic destined to a device configured with MC-LAG leading to nodes losing their control connection which can impact traffic

Risk 43
Severity
7.5
First published (updated )
CVE-2021-0285

Juniper JunosJunos OS: Denial of Service vulnerability in J-Web and web based (HTTP/HTTPS) services caused by a high number of specific requests

Risk 43
Severity
7.5
First published (updated )
CVE-2021-0261
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Juniper JunosJunos OS: A race condition in the storm control profile may allow an attacker to cause a Denial of Service condition

Risk 42
Severity
7.4
First published (updated )
CVE-2021-0244

Juniper JunosJunos OS: Upon receipt of certain protocol packets with invalid payloads a self-propagating Denial of Service may occur.

Risk 43
Severity
7.4
First published (updated )
CVE-2021-0222

Juniper JunosJunos OS: EX Series and QFX Series: Memory leak issue processing specific DHCP packets

Risk 43
Severity
7.4
First published (updated )
CVE-2021-0217

Juniper JunosNFX250, NFX350, QFX5K Series, EX2300 Series, EX3400 Series, EX4300 Multigigabit, EX4600 Series: Certain genuine traffic received by the Junos OS device will be discarded instead of forwarded.

Risk 43
Severity
7.5
First published (updated )
CVE-2021-0207

Juniper JunosJunos OS: EX and QFX5K Series: Storm Control does not work as expected when Redundant Trunk Group is configured

Risk 49
Severity
8.6
First published (updated )
CVE-2021-0203
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Juniper JunosJunos OS: BGP session termination upon receipt of specific BGP FlowSpec advertisement.

Risk 49
Severity
8.6
First published (updated )
CVE-2020-1613

Juniper JunosJunos OS: Cross-Site Scripting (XSS) in J-Web

Risk 69
Severity
7.5
First published (updated )
CVE-2020-1607

Juniper JunosJunos OS: Session fixation vulnerability in J-Web

Risk 77
Severity
8.8
First published (updated )
CVE-2019-0062

Juniper JunosJunos OS: RPD process crashes upon receipt of a specific SNMP packet

Risk 43
Severity
7.5
First published (updated )
CVE-2019-0043

Juniper JunosJunos OS: A flowspec BGP update with a specific term-order causes routing protocol daemon (rpd) process to crash with a core.

Risk 43
Severity
7.5
First published (updated )
CVE-2019-0003
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Juniper JunosJunos OS: Receipt of a specifically crafted malicious MPLS packet leads to a Junos kernel crash.

Risk 43
Severity
7.5
First published (updated )
CVE-2018-0049

Juniper JunosJunos OS: RPD daemon crashes upon receipt of specific MPLS packet

Risk 79
Severity
8.8
First published (updated )
CVE-2018-0043

Juniper JunosNull Pointer Dereference

Risk 43
Severity
7.5
First published (updated )
CVE-2018-15504

Juniper JunosJunos OS: A privilege escalation vulnerability exists where authenticated users with shell access can become root

Risk 69
Severity
7.8
First published (updated )
CVE-2018-0024

Juniper JunosSecurity Bulletin: Junos OS: MAC move limit configured to drop traffic may forward traffic.

Risk 79
Severity
8.8
First published (updated )
CVE-2018-0005
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