Juniper Junos vulnerabilities
782 known vulnerabilities affecting juniper/junos.
Total CVEs
782
CISA KEV
7
actively exploited
Public exploits
13
Exploited in wild
10
Severity breakdown
CRITICAL42HIGH352MEDIUM386LOW2
Vulnerabilities
Page 25 of 40
CVE-2016-1273P4MEDIUMCVSS 5.9≤ 13.2x51v14.1x53+3 more2016-04-15
CVE-2016-1273 [MEDIUM] CWE-310 CVE-2016-1273: Juniper Junos OS before 13.2X51-D40, 14.x before 14.1X53-D30, and 15.x before 15.1X53-D20 on QFX5100
Juniper Junos OS before 13.2X51-D40, 14.x before 14.1X53-D30, and 15.x before 15.1X53-D20 on QFX5100 and QFX10002 switches do not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic encryption and authentication protection mechanisms via unspecified vectors.
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CVE-2024-21585P4MEDIUMCVSS 5.9v20.4v21.2+7 more2024-01-12
CVE-2024-21585 [MEDIUM] CWE-755 CVE-2024-21585: An Improper Handling of Exceptional Conditions vulnerability in BGP session processing of Juniper N
An Improper Handling of Exceptional Conditions vulnerability in BGP session processing of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker, using specific timing outside the attacker's control, to flap BGP sessions and cause the routing protocol daemon (rpd) process to crash and restart, leading to a Den
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CVE-2022-22219P4MEDIUMCVSS 5.9v21.3v21.4+2 more2022-10-18
CVE-2022-22219 [MEDIUM] CWE-241 CVE-2022-22219: Due to the Improper Handling of an Unexpected Data Type in the processing of EVPN routes on Juniper
Due to the Improper Handling of an Unexpected Data Type in the processing of EVPN routes on Juniper Networks Junos OS and Junos OS Evolved, an attacker in direct control of a BGP client connected to a route reflector, or via a machine in the middle (MITM) attack, can send a specific EVPN route contained within a BGP Update, triggering a routing proto
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CVE-2022-22220P4MEDIUMCVSS 5.9fixed in 18.4v18.4+6 more2022-10-18
CVE-2022-22220 [MEDIUM] CWE-367 CVE-2022-22220: A Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Routing Protocol Daemon (rpd) o
A Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Routing Protocol Daemon (rpd) of Juniper Networks Junos OS, Junos OS Evolved allows a network-based unauthenticated attacker to cause a Denial of Service (DoS). When a BGP flow route with redirect IP extended community is received, and the reachability to the next-hop of the corres
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CVE-2022-22225P4MEDIUMCVSS 5.9v19.2v20.2+5 more2022-10-18
CVE-2022-22225 [MEDIUM] CWE-367 CVE-2022-22225: A Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in the Routing Protocol Daemon (rp
A Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker with an established BGP session to cause a Denial of Service (DoS). In a BGP multipath scenario, when one of the contributing routes is flapping often and rapidly,
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CVE-2025-52948P4MEDIUMCVSS 5.9fixed in 21.2v21.2+6 more2025-07-11
CVE-2025-52948 [MEDIUM] CWE-755 CVE-2025-52948: An Improper Handling of Exceptional Conditions vulnerability in Berkeley Packet Filter (BPF) process
An Improper Handling of Exceptional Conditions vulnerability in Berkeley Packet Filter (BPF) processing of Juniper Networks Junos OS allows an attacker, in rare cases, sending specific, unknown traffic patterns to cause the FPC and system to crash and restart.
BPF provides a raw interface to data link layers in a protocol independent fashion. Inter
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CVE-2022-22208P4MEDIUMCVSS 5.9fixed in 18.4v18.4+10 more2022-10-18
CVE-2022-22208 [MEDIUM] CWE-416 CVE-2022-22208: A Use After Free vulnerability in the Routing Protocol Daemon (rdp) of Juniper Networks Junos OS and
A Use After Free vulnerability in the Routing Protocol Daemon (rdp) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker to cause Denial of Service (DoS). When a BGP session flap happens, a Use After Free of a memory location that was assigned to another object can occur, which will lead to an rpd crash.
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CVE-2024-30410P4MEDIUMCVSS 5.8fixed in 20.4v20.4+2 more2024-04-12
CVE-2024-30410 [MEDIUM] CWE-696 CVE-2024-30410: An Incorrect Behavior Order in the routing engine (RE) of Juniper Networks Junos OS on EX4300 Series
An Incorrect Behavior Order in the routing engine (RE) of Juniper Networks Junos OS on EX4300 Series allows traffic intended to the device to reach the RE instead of being discarded when the discard term is set in loopback (lo0) interface. The intended function is that the lo0 firewall filter takes precedence over the revenue interface firewall filt
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CVE-2014-0617P4HIGHCVSS 7.1v10.4rv10.4s+2 more2014-01-15
CVE-2014-0617 [HIGH] CVE-2014-0617: Juniper Junos 10.4S before 10.4S15, 10.4R before 10.4R16, 11.4 before 11.4R9, and 12.1R before 12.1R
Juniper Junos 10.4S before 10.4S15, 10.4R before 10.4R16, 11.4 before 11.4R9, and 12.1R before 12.1R7 on SRX Series service gateways allows remote attackers to cause a denial of service (flowd crash) via a crafted IP packet.
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CVE-2022-22244P4MEDIUMCVSS 5.3fixed in 19.1v19.1+12 more2022-10-18
CVE-2022-22244 [MEDIUM] CWE-91 CVE-2022-22244: An XPath Injection vulnerability in the J-Web component of Juniper Networks Junos OS allows an unaut
An XPath Injection vulnerability in the J-Web component of Juniper Networks Junos OS allows an unauthenticated attacker sending a crafted POST to reach the XPath channel, which may allow chaining to other unspecified vulnerabilities, leading to a partial loss of confidentiality. This issue affects Juniper Networks Junos OS: all versions prior to 19.1
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CVE-2025-30657P4MEDIUMCVSS 5.3fixed in 21.2v21.2+4 more2025-04-09
CVE-2025-30657 [MEDIUM] CWE-116 CVE-2025-30657: An Improper Encoding or Escaping of Output vulnerability in the Sampling Route Record Daemon (SRRD)
An Improper Encoding or Escaping of Output vulnerability in the Sampling Route Record Daemon (SRRD) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS).
When a device configured for flow-monitoring receives a specific BGP update message, it is correctly processed internally by the routing
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CVE-2026-57024P4MEDIUMCVSS 5.3fixed in 23.2v23.2+37 more2026-07-09
CVE-2026-57024 [MEDIUM] CWE-694 CVE-2026-57024: A Use of Multiple Resources with Duplicate Identifier vulnerability in the IKE daemon (iked) of Juni
A Use of Multiple Resources with Duplicate Identifier vulnerability in the IKE daemon (iked) of Juniper Networks Junos OS on MX with SPC3 and SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS).
On an MX with SPC3 and SRX devices configured for VPN service, when a large number of VPN negotiations fail a
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CVE-2015-5359P4HIGHCVSS 7.1v12.1x44v12.1x46+9 more2015-07-14
CVE-2015-5359 [HIGH] CVE-2015-5359: Juniper Junos OS 12.1X44 before 12.1X44-D50, 12.1X46 before 12.1X46-D35, 12.1X47 before 12.1X47-D25,
Juniper Junos OS 12.1X44 before 12.1X44-D50, 12.1X46 before 12.1X46-D35, 12.1X47 before 12.1X47-D25, 12.3 before 12.3R9, 12.3X48 before 12.3X48-D10, 13.2 before 13.2R7, 13.3 before 13.3R5, 14.1R3 before 14.1R3-S2, 14.1 before 14.1R4, 14.2 before 14.2R2, and 15.1 before 15.1R1 allows remote attackers to cause a denial of service (NULL pointer dereference and RDP
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CVE-2015-3003P4HIGHCVSS 7.2v12.1x44v12.1x45+8 more2015-04-10
CVE-2015-3003 [HIGH] CWE-264 CVE-2015-3003: Juniper Junos 12.1X44 before 12.1X44-D45, 12.1X46 before 12.1X46-D30, 12.1X47 before 12.1X47-D20, 12
Juniper Junos 12.1X44 before 12.1X44-D45, 12.1X46 before 12.1X46-D30, 12.1X47 before 12.1X47-D20, 12.3 before 12.3R9, 12.3X48 before 12.3X48-D10, 13.2 before 13.2R6, 13.3 before 13.3R5, 14.1 before 14.1R3, and 14.2 before 14.2R1 allows local users to gain privileges via crafted combinations of CLI commands and arguments.
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CVE-2020-1618P4MEDIUMCVSS 6.8v14.1x53v15.1+9 more2020-04-08
CVE-2020-1618 [MEDIUM] CWE-288 CVE-2020-1618: On Juniper Networks EX and QFX Series, an authentication bypass vulnerability may allow a user conne
On Juniper Networks EX and QFX Series, an authentication bypass vulnerability may allow a user connected to the console port to login as root without any password. This issue might only occur in certain scenarios: • At the first reboot after performing device factory reset using the command “request system zeroize”; or • A temporary moment during the
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CVE-2007-6372P4HIGHCVSS 7.8v7.3v7.4+7 more2007-12-15
CVE-2007-6372 [HIGH] CWE-20 CVE-2007-6372: Unspecified vulnerability in Juniper JUNOS 7.3 through 8.4 allows remote attackers to cause a denial
Unspecified vulnerability in Juniper JUNOS 7.3 through 8.4 allows remote attackers to cause a denial of service (crash) via malformed BGP packets, possibly BGP UPDATE packets that trigger session flapping.
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CVE-2024-47503P4MEDIUMCVSS 6.5fixed in 21.4v21.4+6 more2024-10-11
CVE-2024-47503 [MEDIUM] CWE-754 CVE-2024-47503: An Improper Check for Unusual or Exceptional Conditions vulnerability in the flow processing daemon
An Improper Check for Unusual or Exceptional Conditions vulnerability in the flow processing daemon (flowd) of Juniper Networks Junos OS on SRX4600 and SRX5000 Series allows an unauthenticated and logically adjacent attacker to cause a Denial-of-Service (DoS).
If in a multicast scenario a sequence of
specific PIM packets is received, this will caus
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CVE-2024-39541P4MEDIUMCVSS 6.5v22.4v23.2+1 more2024-07-11
CVE-2024-39541 [MEDIUM] CWE-755 CVE-2024-39541: An Improper Handling of Exceptional Conditions vulnerability in the Routing Protocol Daemon (rpd) of
An Improper Handling of Exceptional Conditions vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial-of-Service (DoS).
When conflicting information (IP or ISO addresses) about a node is added to the Traffic Engineering (TE) database and the
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CVE-2024-39543P4MEDIUMCVSS 6.5fixed in 21.2v21.2+6 more2024-07-11
CVE-2024-39543 [MEDIUM] CWE-120 CVE-2024-39543: A Buffer Copy without Checking Size of Input vulnerability in the routing protocol daemon (rpd) of J
A Buffer Copy without Checking Size of Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Juniper Networks Junos OS Evolved allows an unauthenticated, adjacent attacker to send specific RPKI-RTR packets resulting in a crash, creating a Denial of Service (DoS) condition. Continued receipt and processing of this
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CVE-2023-22414P4MEDIUMCVSS 6.5v20.2v20.3+7 more2023-01-13
CVE-2023-22414 [MEDIUM] CWE-401 CVE-2023-22414: A Missing Release of Memory after Effective Lifetime vulnerability in Flexible PIC Concentrator (FPC
A Missing Release of Memory after Effective Lifetime vulnerability in Flexible PIC Concentrator (FPC) of Juniper Networks Junos OS allows an adjacent, unauthenticated attacker from the same shared physical or logical network, to cause a heap memory leak and leading to FPC crash. On all Junos PTX Series and QFX10000 Series, when specific EVPN VXLAN M
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