9080 matches found
CVE-2026-21907: Use of a Broken or Risky Cryptographic Algorithm
A Use of a Broken or Risky Cryptographic Algorithm vulnerability in the TLS/SSL server of Juniper Networks Junos Space allows the use of static key ciphers ssl-static-key-ciphers, reducing the confidentiality of on-path traffic communicated across the connection. These ciphers also do not support...
PT-2026-3121
Name of the Vulnerable Software and Affected Versions Juniper Networks Junos Space versions prior to 24.1R5 Description The TLS/SSL server in Juniper Networks Junos Space allows the use of static key ciphers, which reduces the confidentiality of on-path traffic. These ciphers do not support Perfe...
PT-2026-3122
Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS versions 23.2R2-S1 through 23.2R2-S4 Juniper Networks Junos OS versions 23.4R2 through 23.4R2-S5 Juniper Networks Junos OS versions 24.2 through 24.2R2-S2 Juniper Networks Junos OS versions 24.4 through 24.4R2 Juniper...
PT-2026-3108
An Improper Check for Unusual or Exceptional Conditions vulnerability in the Juniper DHCP service jdhcpd of Juniper Networks Junos OS and Junos OS Evolved allows a DHCP client in one subnet to exhaust the address pools of other subnets, leading to a Denial of Service DoS on the downstream DHCP...
Juniper Networks Junos OS code-related vulnerabilities
Juniper Networks Junos OS is a network operating system specifically designed for hardware devices used by Juniper Networks. This operating system provides secure programming interfaces and the Junos SDK. Versions of Junos OS prior to 22.4R3-S8, 23.2R2-S5, 23.4R2-S6, 24.2R2-S2, and 24.4R2 contain...
PT-2026-3129
Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS on SRX Series versions 23.2R2-S2 through 23.2R2-S4 Juniper Networks Junos OS on SRX Series versions 23.4R2-S1 through 23.4R2-S4 Juniper Networks Junos OS on SRX Series versions prior to 24.2R2-S2 Juniper Networks Juno...
Juniper Networks Junos OS and Juniper Networks Junos OS Evolved security vulnerabilities
Juniper Networks Junos OS and Juniper Networks Junos OS Evolved are both products of Juniper Networks, a US-based company. Juniper Networks Junos OS is a network operating system specifically designed for the company’s hardware devices. This operating system provides secure programming interfaces...
Juniper Networks Junos OS and Juniper Networks Junos OS Evolved security vulnerabilities
Juniper Networks Junos OS and Juniper Networks Junos OS Evolved are both products of the American company Juniper Networks. Juniper Networks Junos OS is a network operating system specifically designed for the company’s hardware devices. This operating system provides secure programming interface...
Juniper Networks Junos OS and Juniper Networks Junos OS Evolved security vulnerabilities
Juniper Networks Junos OS and Juniper Networks Junos OS Evolved are both products of Juniper Networks, a US-based company. Juniper Networks Junos OS is a network operating system specifically designed for the company’s hardware devices. This operating system provides secure programming interfaces...
PT-2026-3124
An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine PFE of Juniper Networks Junos OS on EX4k Series and QFX5k Series platforms allows an unauthenticated network-adjacent attacker flapping an interface to cause traffic between VXLAN Network...
Juniper Networks Junos OS security vulnerabilities
Juniper Networks Junos OS is a network operating system specifically designed for hardware devices used by Juniper Networks. This operating system provides secure programming interfaces and the Junos SDK. Vulnerabilities exist in versions of Junos OS prior to 23.4R2-S5, 24.2R2-S1, and 24.4R2. The...
CVE-2026-21918: Double Free
A Double Free vulnerability in the flow processing daemon flowd of Juniper Networks Junos OS on SRX and MX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. On all SRX and MX Series platforms, when during TCP session establishment a specific sequence of...
CVE-2026-21905: Loop with Unreachable Exit Condition
A Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in the SIP application layer gateway ALG of Juniper Networks Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC allows an unauthenticated network-based attacker sending specific SIP messages over TCP to crash the flow...
CVE-2026-0203: Improper Handling of Exceptional Conditions
An Improper Handling of Exceptional Conditions vulnerability in packet processing of Juniper Networks Junos OS allows an unauthenticated, network-adjacent attacker sending a specifically malformed ICMP packet to cause an FPC to crash and restart, resulting in a Denial of Service DoS. When an ICMP...
CVE-2026-21920: Unchecked Return Value
An Unchecked Return Value vulnerability in the DNS module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If an SRX Series device configured for DNS processing, receives a specifically formatted DNS request flowd will...
CVE-2026-21914: Improper Locking
An Improper Locking vulnerability in the GTP plugin of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service Dos. If an SRX Series device receives a specifically malformed GPRS Tunnelling Protocol GTP Modify Bearer Request message, ...
CVE-2026-21910: Improper Check for Unusual or Exceptional Conditions
An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine PFE of Juniper Networks Junos OS on EX4k Series and QFX5k Series platforms allows an unauthenticated network-adjacent attacker flapping an interface to cause traffic between VXLAN Network...
PT-2026-3123
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 neighbor to send a specific update packet causing a memory leak. Continued receipt...
Juniper Networks Junos OS security vulnerabilities
Juniper Networks Junos OS is a network operating system specifically designed for hardware devices used by Juniper Networks. This operating system provides secure programming interfaces and the Junos SDK. Vulnerabilities exist in versions of Juniper Networks Junos OS prior to 21.4R3-S12, 22.4R3-S...
PT-2026-3104
An Untrusted Pointer Dereference vulnerability in the routing protocol daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows a local, authenticated attacker with low privileges to cause a Denial-of-Service DoS. When the command 'show route detail' is executed, and at least one of th...