Description:
Juniper Networks has published security advisories to address multiple vulnerabilities in Junos OS and Junos OS Evolved. For detailed information about the vulnerabilities, please refer to the corresponding security advisory at vendor's website.
Reports indicate that the vulnerability (CVE-2024-21591) in Juniper Networks Junos OS on Juniper EX Series switches and SRX Series firewalls is at a high risk of exploitation. System administrators are advised to take immediate action to patch your affected systems to mitigate the elevated risk of cyber attacks.
Affected Systems:
- Juniper Networks Junos OS
- Juniper Networks Junos OS Evolved
For detailed information of the affected products, please refer to the corresponding security advisory at vendor's website.
Impact:
Successful exploitation of the vulnerabilities could lead to remote code execution, denial of service, elevation of privilege, security restriction bypass or tampering on an affected system.
Recommendation:
Patches for affected products are available. System administrators of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.
More Information:
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-A-link-flap-causes-patroot-memory-leak-which-leads-to-rpd-crash-CVE-2024-21613
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-A-specific-BGP-UPDATE-message-will-cause-a-crash-in-the-backup-Routing-Engine-CVE-2024-21596
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-A-specific-query-via-DREND-causes-rpd-crash-CVE-2024-21614
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-In-a-jflow-scenario-continuous-route-churn-will-cause-a-memory-leak-and-eventually-an-rpd-crash-CVE-2024-21611
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-rpd-process-crash-due-to-BGP-flap-on-NSR-enabled-devices-CVE-2024-21585
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-BGP-flap-on-NSR-enabled-devices-causes-memory-leak-CVE-2024-21617
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-Evolved-A-high-rate-of-specific-traffic-will-cause-a-complete-system-outage-CVE-2024-21604
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-Evolved-ACX7024-ACX7100-32C-and-ACX7100-48L-Traffic-stops-when-a-specific-IPv4-UDP-packet-is-received-by-the-RE-CVE-2024-21602
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-Evolved-IPython-privilege-escalation-vulnerability-CVE-2022-21699
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-Evolved-Specific-TCP-traffic-causes-OFP-core-and-restart-of-RE-CVE-2024-21612
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-EX4100-EX4400-EX4600-and-QFX5000-Series-A-high-rate-of-specific-ICMP-traffic-will-cause-the-PFE-to-hang-CVE-2024-21595
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-jdhcpd-will-hang-on-receiving-a-specific-DHCP-packet-CVE-2023-36842
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-Memory-leak-in-bbe-smgd-process-if-BFD-liveness-detection-for-DHCP-subscribers-is-enabled-CVE-2024-21587
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-MX-Series-and-EX9200-Series-If-the-tcp-reset-option-used-in-an-IPv6-filter-matched-packets-are-accepted-instead-of-rejected-CVE-2024-21607
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-MX-Series-Gathering-statistics-in-a-scaled-SCU-DCU-configuration-will-lead-to-a-device-crash-CVE-2024-21603
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-MX-Series-In-an-AF-scenario-traffic-can-bypass-configured-lo0-firewall-filters-CVE-2024-21597
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-MX-Series-MPC3E-memory-leak-with-PTP-configuration-CVE-2024-21599
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-Processing-of-a-specific-SIP-packet-causes-NAT-IP-allocation-to-fail-CVE-2024-21616
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-PTX-Series-In-an-FTI-scenario-MPLS-packets-hitting-reject-next-hop-will-cause-a-host-path-wedge-condition-CVE-2024-21600
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-SRX-5000-Series-Repeated-execution-of-a-specific-CLI-command-causes-a-flowd-crash-CVE-2024-21594
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-SRX-Series-and-EX-Series-Security-Vulnerability-in-J-web-allows-a-preAuth-Remote-Code-Execution-CVE-2024-21591
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-SRX-Series-Due-to-an-error-in-processing-TCP-events-flowd-will-crash-CVE-2024-21601
- https://supportportal.juniper.net/s/article/2024-01-Security-Bulletin-Junos-OS-SRX-Series-flowd-will-crash-when-tcp-encap-is-enabled-and-specific-packets-are-received-CVE-2024-21606
- https://www.hkcert.org/security-bulletin/juniper-junos-os-multiple-vulnerabilities_20240112
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21699
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-36842
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21585
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21587
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21591
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21594 (to CVE-2024-21597)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21599 (to CVE-2024-21604)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21606 (to CVE-2024-21607)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21611 (to CVE-2024-21614)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21616 (to CVE-2024-21617)
