Vulnerabilities

Juniper Junos 21.4

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

238CVEs

CVE-2025-21594

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

Published 2025-04-09 · Analyzed

8.7EPSS 0.004

CVE-2025-30656

Junos OS: MX Series, SRX Series: Processing of specific SIP INVITE messages by the SIP ALG will lead to an FPC crash

Published 2025-04-09 · Analyzed

8.7EPSS 0.004

CVE-2025-30645

Junos OS: SRX Series: Transmission of specific control traffic sent out of a DS-Lite tunnel results in flowd crash

Published 2025-04-09 · Analyzed

8.7EPSS 0.004

CVE-2024-30397

Junos OS: An invalid certificate causes a Denial of Service in the Internet Key Exchange (IKE) process

Published 2024-04-12 · Modified

8.7EPSS 0.003

CVE-2026-33790

Junos OS: SRX Series: In a NAT64 configuration, receipt of a specific, malformed ICMPv6 packet will cause the srxpfe process to crash and restart.

Published 2026-04-09 · Analyzed

8.7EPSS 0.003

CVE-2025-52988

Junos OS and Junos OS Evolved: Privilege escalation to root via CLI command 'request system logout'

Published 2025-07-11 · Analyzed

8.4EPSS 0.005

CVE-2023-44194

Junos OS: An unauthenticated attacker with local access to the device can create a backdoor with root privileges

Published 2023-10-12 · Modified

8.4EPSS 0.002

CVE-2025-21598

Junos OS and Junos OS Evolved: When BGP traceoptions are configured, receipt of malformed BGP packets causes RPD to crash

Published 2025-01-09 · Analyzed

8.2EPSS 0.007

CVE-2024-47491

Junos OS and Junos OS Evolved: Receipt of a specific malformed BGP path attribute leads to an RPD crash

Published 2024-10-11 · Analyzed

8.2EPSS 0.006

CVE-2024-30401

Junos OS: MX Series and EX9200-15C: Stack-based buffer overflow in aftman

Published 2024-04-12 · Analyzed

8.2EPSS 0.006

CVE-2024-30402

Junos OS and Junos OS Evolved: The l2ald crashes on receiving telemetry messages from a specific subscription

Published 2024-04-12 · Analyzed

8.2EPSS 0.005

CVE-2025-52948

Junos OS: Specific unknown traffic pattern causes FPC and system to crash when packet capturing is enabled

Published 2025-07-11 · Analyzed

8.2EPSS 0.004

CVE-2025-52984

Junos OS and Junos OS Evolved: When a static route points to a reject next-hop and a gNMI query for this route is processed, RPD crashes

Published 2025-07-11 · Analyzed

8.2EPSS 0.004

CVE-2025-52982

Junos OS: MX Series: When specific SIP packets are processed the MS-MPC will crash

Published 2025-07-11 · Analyzed

8.2EPSS 0.004

CVE-2024-39554

Junos OS and Junos OS Evolved: BGP multipath incremental calculation is resulting in an rpd crash

Published 2024-07-10 · Analyzed

8.2EPSS 0.004

CVE-2024-47494

Junos OS: Due to a race condition AgentD process causes a memory corruption and FPC reset

Published 2024-10-11 · Analyzed

8.2EPSS 0.004

CVE-2024-47506

Junos OS: SRX Series: A large amount of traffic being processed by ATP Cloud can lead to a PFE crash

Published 2024-10-11 · Analyzed

8.2EPSS 0.003

CVE-2022-22221

Junos OS: SRX and EX Series: Local privilege escalation flaw in "download" functionality

Published 2022-07-20 · Modified

7.8EPSS 0.002

CVE-2025-30644

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

Published 2025-04-09 · Analyzed

7.7EPSS 0.003

CVE-2023-4481

Junos OS and Junos OS Evolved: A crafted BGP UPDATE message allows a remote attacker to de-peer (reset) BGP sessions (CVE-2023-4481)

Published 2023-08-31 · Modified

7.5EPSS 0.182

CVE-2022-22209

Junos OS: RIB and PFEs can get out of sync due to a memory leak caused by interface flaps or route churn

Published 2022-07-20 · Modified

7.5EPSS 0.010

CVE-2024-21619

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

Published 2024-01-25 · Modified

7.5EPSS 0.009

CVE-2022-22206

Junos OS: SRX series: The PFE will crash when specific traffic is scanned by Enhanced Web Filtering safe-search

Published 2022-07-20 · Modified

7.5EPSS 0.008

CVE-2023-22415

Junos OS: MX Series and SRX Series: The flow processing daemon (flowd) will crash when specific H.323 packets are received

Published 2023-01-12 · Modified

7.5EPSS 0.008

CVE-2022-22236

Junos OS: SRX Series and MX Series: When specific valid SIP packets are received the PFE will crash

Published 2022-10-18 · Modified

7.5EPSS 0.007

CVE-2022-22228

Junos OS: IPv6 OAM SRv6 network-enabled devices are vulnerable to Denial of Service (DoS) due to RPD memory leak upon receipt of specific a IPv6 packet

Published 2022-10-18 · Modified

7.5EPSS 0.007

CVE-2022-22231

SRX Series: If UTM Enhanced Content Filtering and AntiVirus are enabled, and specific traffic is processed the PFE will crash

Published 2022-10-18 · Modified

7.5EPSS 0.007

CVE-2022-22232

SRX Series: If Unified Threat Management (UTM) Enhanced Content Filtering (CF) is enabled and specific traffic is processed the PFE will crash

Published 2022-10-18 · Modified

7.5EPSS 0.007

CVE-2023-22416

Junos OS: MX Series and SRX Series: The flow processing daemon (flowd) will crash if SIP ALG is enabled and a malformed SIP packet is received

Published 2023-01-12 · Modified

7.5EPSS 0.007

CVE-2023-0026

2023-06: Out-of-Cycle Security Bulletin: Junos OS and Junos OS Evolved: A BGP session will flap upon receipt of a specific, optional transitive attribute

Published 2023-06-21 · Modified

7.5EPSS 0.006

CVE-2023-22403

Junos OS: QFX10K Series: An ICCP flap will be observed due to excessive specific traffic

Published 2023-01-12 · Modified

7.5EPSS 0.006

CVE-2023-22413

Junos OS: MX Series: The Multiservices PIC Management Daemon (mspmand) will crash when an IPsec6 tunnel processes specific IPv4 packets

Published 2023-01-12 · Modified

7.5EPSS 0.006

CVE-2023-22417

Junos OS: SRX Series: A memory leak might be observed in IPsec VPN scenario leading to an FPC crash

Published 2023-01-12 · Modified

7.5EPSS 0.006

CVE-2023-36832

Junos OS: MX Series: PFE crash upon receipt of specific packet destined to an AMS interface

Published 2023-07-14 · Modified

7.5EPSS 0.006

CVE-2023-36835

Junos OS: QFX10000 Series: All traffic will be dropped after a specific valid IP packet has been received which needs to be routed over a VXLAN tunnel

Published 2023-07-14 · Modified

7.5EPSS 0.006

CVE-2022-22235

Junos OS: SRX Series: A flowd core will be observed when malformed GPRS traffic is processed

Published 2022-10-18 · Modified

7.5EPSS 0.006

CVE-2023-22399

Junos OS: QFX10K Series: PFE crash upon receipt of specific genuine packets when sFlow is enabled

Published 2023-01-12 · Modified

7.5EPSS 0.006

CVE-2023-22408

Junos OS: SRX 5000 Series: Upon processing of a specific SIP packet an FPC can crash

Published 2023-01-12 · Modified

7.5EPSS 0.006

CVE-2023-28965

Junos OS: QFX10002: Failure of storm control feature may lead to Denial of Service

Published 2023-04-17 · Modified

7.5EPSS 0.006

CVE-2023-28967

Junos OS and Junos OS Evolved: An attacker sending genuine BGP packets causes an RPD crash

Published 2023-04-17 · Modified

7.5EPSS 0.006

Juniper Junos 21.4

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