Vulnerability Monitor

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CVE-2018-5743


By design, BIND is intended to limit the number of TCP clients that can be connected at any given time. The number of allowed connections is a tunable parameter which, if unset, defaults to a conservative value for most servers. Unfortunately, the code which was intended to limit the number of simultaneous connections contained an error which could be exploited to grow the number of simultaneous connections beyond this limit. Versions affected: BIND 9.9.0 -> 9.10.8-P1, 9.11.0 -> 9.11.6, 9.12.0 -> 9.12.4, 9.14.0. BIND 9 Supported Preview Edition versions 9.9.3-S1 -> 9.11.5-S3, and 9.11.5-S5. Versions 9.13.0 -> 9.13.7 of the 9.13 development branch are also affected. Versions prior to BIND 9.9.0 have not been evaluated for vulnerability to CVE-2018-5743.


Published

2019-10-09T16:15:13.763

Last Modified

2024-11-21T04:09:17.967

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-770

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application f5 big-ip_local_traffic_manager ≤ 11.6.5 Yes
Application f5 big-ip_local_traffic_manager ≤ 12.1.4 Yes
Application f5 big-ip_local_traffic_manager ≤ 13.1.1 Yes
Application f5 big-ip_local_traffic_manager ≤ 14.1.0 Yes
Application f5 big-ip_local_traffic_manager 15.0.0 Yes
Application f5 big-ip_application_acceleration_manager ≤ 11.6.5 Yes
Application f5 big-ip_application_acceleration_manager ≤ 12.1.4 Yes
Application f5 big-ip_application_acceleration_manager ≤ 13.1.1 Yes
Application f5 big-ip_application_acceleration_manager ≤ 14.1.0 Yes
Application f5 big-ip_application_acceleration_manager 15.0.0 Yes
Application f5 big-ip_advanced_firewall_manager ≤ 11.6.5 Yes
Application f5 big-ip_advanced_firewall_manager ≤ 12.1.4 Yes
Application f5 big-ip_advanced_firewall_manager ≤ 13.1.1 Yes
Application f5 big-ip_advanced_firewall_manager ≤ 14.1.0 Yes
Application f5 big-ip_advanced_firewall_manager 15.0.0 Yes
Application f5 big-ip_analytics ≤ 11.6.5 Yes
Application f5 big-ip_analytics ≤ 12.1.4 Yes
Application f5 big-ip_analytics ≤ 13.1.1 Yes
Application f5 big-ip_analytics ≤ 14.1.0 Yes
Application f5 big-ip_analytics 15.0.0 Yes
Application f5 big-ip_access_policy_manager ≤ 11.6.5 Yes
Application f5 big-ip_access_policy_manager ≤ 12.1.4 Yes
Application f5 big-ip_access_policy_manager ≤ 13.1.1 Yes
Application f5 big-ip_access_policy_manager ≤ 14.1.0 Yes
Application f5 big-ip_access_policy_manager 15.0.0 Yes
Application f5 big-ip_application_security_manager ≤ 11.6.5 Yes
Application f5 big-ip_application_security_manager ≤ 12.1.4 Yes
Application f5 big-ip_application_security_manager ≤ 13.1.1 Yes
Application f5 big-ip_application_security_manager ≤ 14.1.1 Yes
Application f5 big-ip_application_security_manager 15.0.0 Yes
Application f5 big-ip_edge_gateway ≤ 11.6.5 Yes
Application f5 big-ip_edge_gateway ≤ 12.1.4 Yes
Application f5 big-ip_edge_gateway ≤ 13.1.1 Yes
Application f5 big-ip_edge_gateway ≤ 14.1.0 Yes
Application f5 big-ip_edge_gateway 15.0.0 Yes
Application f5 big-ip_fraud_protection_service ≤ 11.6.5 Yes
Application f5 big-ip_fraud_protection_service ≤ 12.1.4 Yes
Application f5 big-ip_fraud_protection_service ≤ 13.1.1 Yes
Application f5 big-ip_fraud_protection_service ≤ 14.1.0 Yes
Application f5 big-ip_fraud_protection_service 15.0.0 Yes
Application f5 big-ip_global_traffic_manager ≤ 11.6.5 Yes
Application f5 big-ip_global_traffic_manager ≤ 12.1.4 Yes
Application f5 big-ip_global_traffic_manager ≤ 13.1.1 Yes
Application f5 big-ip_global_traffic_manager ≤ 14.1.0 Yes
Application f5 big-ip_global_traffic_manager 15.0.0 Yes
Application f5 big-ip_link_controller ≤ 11.6.5 Yes
Application f5 big-ip_link_controller ≤ 12.1.4 Yes
Application f5 big-ip_link_controller ≤ 13.1.1 Yes
Application f5 big-ip_link_controller ≤ 14.1.0 Yes
Application f5 big-ip_link_controller 15.0.0 Yes
Application f5 big-ip_webaccelerator ≤ 11.6.5 Yes
Application f5 big-ip_webaccelerator ≤ 12.1.4 Yes
Application f5 big-ip_webaccelerator ≤ 13.1.1 Yes
Application f5 big-ip_webaccelerator ≤ 14.1.0 Yes
Application f5 big-ip_webaccelerator 15.0.0 Yes
Application f5 big-ip_policy_enforcement_manager ≤ 11.6.5 Yes
Application f5 big-ip_policy_enforcement_manager ≤ 12.1.4 Yes
Application f5 big-ip_policy_enforcement_manager ≤ 13.1.1 Yes
Application f5 big-ip_policy_enforcement_manager ≤ 14.1.0 Yes
Application f5 big-ip_policy_enforcement_manager 15.0.0 Yes
Application isc bind ≤ 9.10.8 Yes
Application isc bind ≤ 9.11.6 Yes
Application isc bind ≤ 9.12.4 Yes
Application isc bind ≤ 9.13.7 Yes
Application isc bind 9.9.3 Yes
Application isc bind 9.10.8 Yes
Application isc bind 9.11.5 Yes
Application isc bind 9.11.5 Yes
Application isc bind 9.14.0 Yes
Application f5 enterprise_manager 3.1.1 Yes
Application f5 big-iq_centralized_management ≤ 5.4.0 Yes
Application f5 big-iq_centralized_management ≤ 6.1.0 Yes
Application f5 iworkflow 2.3.0 Yes
Application f5 big-ip_domain_name_system ≤ 11.6.5 Yes
Application f5 big-ip_domain_name_system ≤ 12.1.4 Yes
Application f5 big-ip_domain_name_system ≤ 13.1.1 Yes
Application f5 big-ip_domain_name_system ≤ 14.1.0 Yes
Application f5 big-ip_domain_name_system 15.0.0 Yes

References