Description:
Juniper Networks has published security advisories to address multiple vulnerabilities in Junos OS, Junos OS Evolved and Junos Space. For detailed information about the vulnerabilities, please refer to the corresponding security advisories at vendor's website.
Affected Systems:
- Juniper Networks Junos OS
- Juniper Networks Junos OS Evolved
- Juniper Networks Junos Space
For detailed information of the affected systems, please refer to the corresponding security advisory at vendor's website.
Impact:
Successful exploitation of the vulnerabilities could lead to denial of service, elevation of privilege or information disclosure on an affected system.
Recommendation:
Patches for affected systems are available. System administrators of affected systems should follow the recommendations provided by the vendor and take immediate actions to mitigate the risk
More Information:
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-When-BGP-rib-sharding-and-update-threading-are-configured-and-a-peer-flaps-an-rpd-core-is-observed
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-Space-Security-Director-Multiple-vulnerabilities-resolved-in-24-1R3-release
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-An-unauthenticated-adjacent-attacker-sending-a-malformed-DHCP-packet-causes-jdhcpd-to-crash-CVE-2025-21591
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-MX-Series-In-DS-lite-and-NAT-senario-receipt-of-crafted-IPv4-traffic-causes-port-block-CVE-2025-21594
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-In-an-EVPN-VXLAN-scenario-specific-ARP-or-NDP-packets-cause-FPC-to-crash-CVE-2025-21595
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-SRX-and-EX-Series-MX240-MX480-MX960-QFX5120-Series-When-web-management-is-enabled-for-specific-services-an-attacker-may-cause-a-CPU-spike-by-sending-genuine-packets-to-the-device-CVE-2025-21601
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-EX2300-EX3400-EX4000-Series-QFX5k-Series-Receipt-of-a-specific-DHCP-packet-causes-FPC-crash-when-DHCP-Option-82-is-enabled-CVE-2025-30644
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-SRX-Series-Transmission-of-specific-control-traffic-sent-out-of-a-DS-Lite-tunnel-results-in-flowd-crash-CVE-2025-30645
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Receipt-of-a-malformed-LLDP-TLV-results-in-l2cpd-crash-CVE-2025-30646
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-MX-Series-Subscriber-login-logout-activity-will-lead-to-a-memory-leak-CVE-2025-30647
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Receipt-of-a-specifically-malformed-DHCP-packet-causes-jdhcpd-process-to-crash-CVE-2025-30648
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-MX240-MX480-MX960-with-SPC3-An-attacker-sending-specific-packets-will-cause-a-CPU-utilization-DoS-CVE-2025-30649
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Receipt-of-a-specific-ICMPv6-packet-causes-a-memory-overrun-leading-to-an-rpd-crash-CVE-2025-30651
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Executing-a-specific-CLI-command-when-asregex-optimized-is-configured-causes-an-RPD-crash-CVE-2025-30652
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-LSP-flap-in-a-specific-MPLS-LSP-scenario-leads-to-RPD-crash-CVE-2025-30653
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-A-local-low-privileged-user-can-access-sensitive-information-CVE-2025-30654
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-A-specific-CLI-command-will-cause-a-RPD-crash-when-rib-sharding-and-update-threading-is-enabled-CVE-2025-30655
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-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
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-Processing-of-a-specific-BGP-update-causes-the-SRRD-process-to-crash-CVE-2025-30657
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-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
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-SRX-Series-A-device-configured-for-vector-routing-crashes-when-receiving-specific-traffic-CVE-2025-30659
- https://supportportal.juniper.net/s/article/2025-04-Security-Bulletin-Junos-OS-MX-Series-Decapsulation-of-specific-GRE-packets-leads-to-PFE-reset-CVE-2025-30660
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-5094
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7611
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7020 (to CVE-2020-7021)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22135
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22137
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22144
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21591
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21594 (to CVE-2025-21595)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21601
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-30644 (to CVE-2025-30649)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-30651 (to CVE-2025-30660)
