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Juniper
Srx4120

juniper srx4120 Vulnerabilities: CVEs, CISA KEV & Security Advisories

26 CVEs

juniper srx4120 Vulnerabilities

CVE security advisories and vulnerability history for srx4120 by juniper.

26

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

0

Public exploits

With known exploit

8.3

Avg CVSS

2024–2026

Last updated April 9, 2026

Overview

juniper srx4120 has 26 published CVE records since 2024, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 0 have a known public exploit. The average CVSS base score across scored CVEs is 8.3.

This page aggregates every publicly disclosed vulnerability (CVE) affecting juniper srx4120, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.

Severity and exploitation

How the CVSS severity of juniper srx4120's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical0

High22

Medium4

Low0

In CISA’s Known Exploited Vulnerabilities catalog

0

None of juniper srx4120's CVEs are currently listed in CISA's KEV catalog.

Public exploits

0

No juniper srx4120 CVEs currently have a tracked public exploit.

Affected versions and CVEs

Browse every juniper srx4120 version named in a CVE, then pick one to see only the CVEs that affect it.

No specific affected versions are recorded for juniper srx4120; the CVEs below apply to the product without a version pin.

26 CVEs

Sort

Junos OS: SRX Series: In a NAT64 configuration, receipt of a specific, malformed ICMPv6 packet will cause the srxpfe process to crash and restart.
CVE-2026-33790
Patch
CWE-754
High · CVSS 8.7
EPSS 0.1% (19th pct)2026-04-09
Junos OS: SRX Series, MX Series: When a specifically malformed first ISAKMP packet is received kmd/iked crashes
CVE-2026-33778
Patch
CWE-1286
High · CVSS 8.7
EPSS 0.1% (35th pct)2026-04-09
Junos OS: SRX Series: Insufficient certificate verification for device to SD cloud communication
CVE-2026-33779
Patch
CWE-296
High · CVSS 8.3
EPSS 0.0% (8th pct)2026-04-09
Junos OS: SRX Series: If a specific request is processed by the DNS subsystem flowd will crash
CVE-2026-21920
Patch
CWE-252
High · CVSS 8.7
EPSS 0.0% (6th pct)2026-01-15
Junos OS: SRX and MX Series: When TCP packets occur in a specific sequence flowd crashes
CVE-2026-21918
Patch
CWE-415
High · CVSS 8.7
EPSS 0.0% (6th pct)2026-01-15
Junos OS: SRX Series: Specifically malformed SSL packet causes FPC crash
CVE-2026-21917
Patch
CWE-1286
High · CVSS 8.7
EPSS 0.0% (13th pct)2026-01-15
Junos OS: SRX Series: A specifically malformed GTP message will cause an FPC crash
CVE-2026-21914
Patch
CWE-667
High · CVSS 8.7
EPSS 0.0% (4th pct)2026-01-15
Junos OS: SRX Series: With GRE performance acceleration enabled, receipt of a specific ICMP packet causes the PFE to crash
CVE-2026-21906
Patch
Workaround
CWE-755
High · CVSS 8.7
EPSS 0.0% (7th pct)2026-01-15
Junos OS: SRX Series, MX Series with MX-SPC3 or MS-MPC: Receipt of multiple specific SIP messages results in flow management process crash
CVE-2026-21905
Patch
Workaround
CWE-835
High · CVSS 8.7
EPSS 0.0% (11th pct)2026-01-15
Junos OS: A specifically crafted 'show chassis' command causes chassisd to crash
CVE-2025-60007
Patch
Workaround
CWE-476
Medium · CVSS 6.8
EPSS 0.0% (1th pct)2026-01-15
Junos Space Security Director: Insufficient authorization for sensitive resources in web interface
CVE-2025-59968
Patch
High · CVSS 8.6
EPSS 0.0% (13th pct)2025-10-09
Junos OS: SRX Series and MX Series: Receipt of specific SIP packets in a high utilization situation causes a flowd/mspmand crash
CVE-2025-52960
Patch
CWE-120
High · CVSS 8.2
EPSS 0.1% (17th pct)2025-10-09
Junos OS: SRX Series: J-Web can be exposed on additional interfaces
CVE-2025-6549
Patch
Workaround
CWE-863
Medium · CVSS 6.9
EPSS 0.2% (46th pct)2025-07-11
Junos OS: SRX Series: Sequence of specific PIM packets causes a flowd crash
CVE-2025-52981
Patch
Workaround
CWE-754
High · CVSS 8.7
EPSS 0.4% (61th pct)2025-07-11
Junos OS: SRX Series: A device configured for vector routing crashes when receiving malformed traffic
CVE-2025-30659
Patch
CWE-130
High · CVSS 8.7
EPSS 0.5% (67th pct)2025-04-09
Junos OS: SRX Series: On devices with Anti-Virus enabled, malicious server responses will cause memory to leak ultimately causing forwarding to stop
CVE-2025-30658
Patch
CWE-401
High · CVSS 8.7
EPSS 0.2% (46th pct)2025-04-09
Junos OS: MX Series, SRX Series: Processing of specific SIP INVITE messages by the SIP ALG will lead to an FPC crash
CVE-2025-30656
Patch
CWE-167
High · CVSS 8.7
EPSS 0.7% (72th pct)2025-04-09
Junos OS: SRX Series: Transmission of specific control traffic sent out of a DS-Lite tunnel results in flowd crash
CVE-2025-30645
Patch
CWE-476
High · CVSS 8.7
EPSS 0.4% (61th pct)2025-04-09
Junos OS: SRX Series: Low privileged user able to access highly sensitive information on file system
CVE-2025-21592
Patch
Workaround
CWE-200
Medium · CVSS 6.8
EPSS 0.1% (21th pct)2025-01-09
High vulnerability · 2024-10-11
CVE-2024-47506
Patch
CWE-833
High · CVSS 8.2
EPSS 0.3% (50th pct)2024-10-11
Junos OS: SRX Series, QFX Series, MX Series and EX Series: Receiving specific HTTPS traffic causes resource exhaustion
CVE-2024-47497
Patch
CWE-400
High · CVSS 8.7
EPSS 0.2% (36th pct)2024-10-11
Junos OS: SRX Series: Low privileged user able to access sensitive information on file system
CVE-2024-39527
Patch
Workaround
CWE-200
Medium · CVSS 6.8
EPSS 0.0% (12th pct)2024-10-11
Junos OS: SRX Series and MX Series with SPC3 and MS-MPC/MIC: Receipt of specific packets in H.323 ALG causes traffic drop
CVE-2024-39551
Patch
CWE-400
High · CVSS 8.7
EPSS 0.5% (68th pct)2024-07-11
High vulnerability · 2024-07-11
CVE-2024-39545
Patch
CWE-754
High · CVSS 8.7
EPSS 0.4% (61th pct)2024-07-11
High vulnerability · 2024-07-10
CVE-2024-39565
Patch
Workaround
CWE-643
High · CVSS 8.8
EPSS 0.6% (71th pct)2024-07-10
High vulnerability · 2024-07-01
CVE-2024-21586
Patch
CWE-754
High · CVSS 7.5
EPSS 0.5% (68th pct)2024-07-01

Common weakness types

The CWE weakness categories most often found in juniper srx4120 CVEs. Follow any weakness for its full explanation.

CWE-754Improper Check for Unusual or Exceptional Conditions4 CVEs
CWE-400Uncontrolled Resource Consumption2 CVEs
CWE-1286Improper Validation of Syntactic Correctness of Input2 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor2 CVEs
CWE-476NULL Pointer Dereference2 CVEs
CWE-296Improper Following of a Certificate's Chain of Trust1 CVE
CWE-252Unchecked Return Value1 CVE
CWE-130Improper Handling of Length Parameter Inconsistency1 CVE

Disclosure activity by year

How many juniper srx4120 CVEs were published each year.

2024

7

2025

9

2026

10

Other juniper products

Browse vulnerabilities for other products by juniper.

junos771 CVEs junos os evolved240 CVEs srx5600147 CVEs srx5800147 CVEs srx5400133 CVEs srx1500124 CVEs srx4100120 CVEs srx300119 CVEs

All juniper vulnerabilities

Frequently asked questions

Common questions about juniper srx4120 vulnerabilities.

How many CVEs does juniper srx4120 have?

juniper srx4120 has 26 published CVE records since 2024.

How many juniper srx4120 CVEs are in CISA KEV?

None of juniper srx4120's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Are there public exploits for juniper srx4120 vulnerabilities?

No juniper srx4120 CVEs currently have a tracked public exploit in this dataset.

What are the most common weakness types in juniper srx4120 CVEs?

juniper srx4120's CVEs most often map to these CWE weakness types: CWE-754 (Improper Check for Unusual or Exceptional Conditions), CWE-400 (Uncontrolled Resource Consumption), CWE-1286 (Improper Validation of Syntactic Correctness of Input), CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor).

What is the average severity of juniper srx4120 CVEs?

The average CVSS base score across juniper srx4120's scored CVEs is 8.3.

References

All juniper vulnerabilities
The MITRE CVE Program (opens in a new tab)
Learn: What is a CVE?
CWE directory: the weakness types these CVEs map to

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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On this page

Overview
Severity and exploitation
Affected versions and CVEs
Common weakness types
Disclosure activity
Other products
FAQ
References