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250 records

Priority MEDIUM 49

A Stack-based Buffer Overflow vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a remote configured BGP peer to cause an rpd crash, or on Junos OS remote code-exe…

CVSS 4.0CRITICAL 9.3 Network No auth No interaction EPSS 0.00568 Published 2026-10-14 Fixed in 23.2R2-S7.7, 23.4R2-S8.13 +14 CWE-121
Priority MEDIUM 49

An Improper Authentication vulnerability in J-Web of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network attacker to bypass J-Web authentication and execute CGI content with elevated privileg…

CVSS 4.0CRITICAL 9.3 Network No auth No interaction EPSS 0.00549 Published 2026-10-14 Fixed in 23.2R2-S7.7, 23.4R2-S8.13 +14 CWE-287
Priority LOW 26

A Missing Synchronization vulnerability in the flow collector handler of Juniper Networks Junos OS Evolved on QFX Series allows an adjacent, unauthenticated attacker to cause a Denial-of-Service (DoS).

CVSS 4.0MEDIUM 6.0 Adjacent network No auth No interaction EPSS 0.0019 Published 2026-07-09 Fixed in 23.4R2-S7-EVO, 24.2R2-S5-EVO +2 CWE-820
Priority LOW 29

A Return of Pointer Value Outside of Expected Range vulnerability in the fileio library of Juniper Networks Junos OS and Junos OS Evolved allows a local, low-privilged attacker to cause a Denial-of-Service (DoS).

CVSS 4.0MEDIUM 6.8 Local Low privileges No interaction EPSS 0.0014 Published 2026-07-09 Fixed in 23.2R2-S7, 23.4R2-S7 +6 CWE-466
Priority LOW 36

An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to cause a limited information disclosure and av…

CVSS 4.0MEDIUM 6.9 Network No auth No interaction EPSS 0.00353 Published 2026-07-09 Fixed in 23.2R2-S7-EVO, 23.4R2-S8-EVO +4 CWE-923
Priority LOW 31

An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker sending a specific…

CVSS 4.0HIGH 7.1 Adjacent network No auth No interaction EPSS 0.00281 Published 2026-07-09 Fixed in 25.2R2, 25.2R2-EVO CWE-754
Priority LOW 24

An Out-of-bounds Write vulnerability in the SNMP daemon (snmpd) of Juniper Networks Junos OS and Junos OS Evolved allows an authenticated network-based attacker sending specific valid SNMPv3 queries to trigger a memory l…

CVSS 4.0MEDIUM 5.3 Network Low privileges No interaction EPSS 0.00367 Published 2026-07-09 Fixed in 21.2R3-S8, 21.4R3-S7 +12 CWE-787
Priority LOW 36

An Improper Check for Unusual or Exceptional Conditions vulnerability in the advanced forwarding toolkit (evo-aftmand) of Juniper Networks Junos OS Evolved on PTX Series allows an unauthenticated network-based attacker g…

CVSS 4.0HIGH 8.2 Network No auth No interaction EPSS 0.00405 Published 2026-07-09 Fixed in 24.4R2-S3-EVO, 25.2R2 +1 CWE-754
Priority MEDIUM 63

A NULL Pointer Dereference vulnerability in the management daemon (mgd) of Juniper Networks Junos OS and Junos OS Evolved allows a local, high-privileged attacker setting or deactivating a specific SSH configuration para…

CVSS 4.0MEDIUM 6.7 Local High privileges No interaction EPSS 0.00177 Published 2026-07-09 Fixed in 22.3R3-S5, 22.4R3-S10 +4 CWE-476
Priority MEDIUM 40

An OS Command Injection vulnerability in the CLI processing of Juniper Networks Junos OS and Junos OS Evolved allows a local, high-privileged attacker executing specific, crafted CLI commands to inject arbitrary shell co…

CVSS 4.0HIGH 8.4 Local High privileges No interaction EPSS 0.00719 Published 2026-04-09 Fixed in 22.4R3-S8, 23.2R2-S5 +11 CWE-78
Priority LOW 31

A Function Call With Incorrect Argument Type vulnerability in the sensor interface of Juniper Networks Junos OS Evolved on PTX Series allows a network-based, authenticated attacker with low privileges to cause a complete…

CVSS 4.0HIGH 7.1 Network Low privileges No interaction EPSS 0.0025 Published 2026-04-09 Fixed in 22.4R3-S9-EVO, 23.2R2-S6-EVO +5 CWE-686
Priority LOW 30

An Improper Input Validation vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker, sending a specific genuine BGP packet in an already established BGP session to re…

CVSS 4.0HIGH 7.1 Adjacent network No auth No interaction EPSS 0.00174 Published 2026-04-09 Fixed in 25.2R2, 25.2R2-EVO CWE-20
Priority LOW 30

A Missing Release of Memory after Effective Lifetime vulnerability in the Layer 2 Address Learning Daemon (l2ald) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause a…

CVSS 4.0HIGH 7.1 Adjacent network No auth No interaction EPSS 0.00181 Published 2026-04-09 Fixed in 22.4R3-S5, 23.2R2-S3 +6 CWE-401
Priority LOW 38

A Missing Authentication for Critical Function vulnerability in the Flexible PIC Concentrators (FPCs) of Juniper Networks Junos OS Evolved on PTX Series allows a local, authenticated attacker with low privileges to gain…

CVSS 4.0HIGH 8.5 Local Low privileges No interaction EPSS 0.00116 Published 2026-04-09 Fixed in 21.2R3-S8-EVO, 21.4R3-S7-EVO +4 CWE-306
Priority LOW 31

An Incorrect Synchronization vulnerability in the management daemon (mgd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-based attacker with low privileges to cause a complete Denial-of-Service (DoS)…

CVSS 4.0HIGH 7.1 Network Low privileges No interaction EPSS 0.00238 Published 2026-04-09 Fixed in 23.4R2-S4, 24.2R2-S1 +7 CWE-821
TI-2025-37354 CVE-2025-59969 · GHSA-qr7g-rj69-5948

Buffer overflow in Juniper Junos OS Evolved

Priority LOW 30

A Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the advanced forwarding toolkit (evo-aftmand/evo-pfemand) of Juniper Networks Junos OS Evolved on PTX Series or QFX5000 Series all…

CVSS 4.0HIGH 7.1 Adjacent network No auth No interaction EPSS 0.00189 Published 2026-04-09 Fixed in 22.4R3-S8-EVO, 23.2R2-S5-EVO +9 CWE-120
Priority LOW 38

An Execution with Unnecessary Privileges vulnerability in the User Interface (UI) of Juniper Networks Junos OS and Junos OS Evolved allows a local, low-privileged attacker to gain root privileges, thus compromising the s…

CVSS 4.0HIGH 8.5 Local Low privileges No interaction EPSS 0.00162 Published 2026-04-09 Fixed in 22.4R3-S7, 23.2R2-S4 +11 CWE-250
Priority HIGH 81

An Incorrect Permission Assignment for Critical Resource vulnerability in the On-Box Anomaly detection framework of Juniper Networks Junos OS Evolved on PTX Series allows an unauthenticated, network-based attacker to exe…

CVSS 4.0CRITICAL 9.3 Network No auth No interaction EPSS 0.18476 Published 2026-02-25 Fixed in 25.4R1-S1-EVO, 25.4R2-EVO CWE-732
TI-2026-17621 CVE-2026-21921 · GHSA-fm5x-5pxq-6229

Use after free in Juniper Junos OS

Priority LOW 31

A Use After Free vulnerability in the chassis daemon (chassisd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-based attacker authenticated with low privileges to cause a Denial-of-Service (DoS).

CVSS 4.0HIGH 7.1 Network Low privileges No interaction EPSS 0.00372 Published 2026-01-15 Fixed in 22.4R3-S8, 23.2R2-S5 +4 CWE-416
Priority LOW 31

An Incorrect Calculation vulnerability in the Layer 2 Control Protocol Daemon (l2cpd) of Juniper Networks Junos OS Evolved allows an unauthenticated network-adjacent attacker flapping the management interface to cause th…

CVSS 4.0HIGH 7.1 Adjacent network No auth No interaction EPSS 0.00239 Published 2026-01-15 Fixed in 21.4R3-S7-EVO, 22.2R3-S4-EVO +5 CWE-682
Priority LOW 31

A Missing Release of Memory after Effective Lifetime vulnerability in the routing protocol daemon (rpd) Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker controlling an adjacent IS-IS neig…

CVSS 4.0HIGH 7.1 Adjacent network No auth No interaction EPSS 0.00249 Published 2026-01-15 Fixed in 23.2R2, 23.4R1-S2 +6 CWE-401
TI-2026-17608 CVE-2026-21908 · GHSA-h976-gqwv-338w

Use after free in Juniper Junos OS

Priority LOW 35

A Use After Free vulnerability was identified in the 802.1X authentication daemon (dot1xd) of Juniper Networks Junos OS and Junos OS Evolved that could allow an authenticated, network-adjacent attacker flapping a port to…

CVSS 4.0HIGH 7.5 Adjacent network Low privileges No interaction EPSS 0.0031 Published 2026-01-15 Fixed in 23.2R2-S5, 23.4R2-S6 +10 CWE-416
Priority LOW 37

An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause an a…

CVSS 4.0MEDIUM 6.9 Network No auth No interaction EPSS 0.00465 Published 2026-01-15 Fixed in 22.4R3-S8, 23.2R2-S5 +8 CWE-754
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