Vulnerability Name:

CVE-2016-7476 (CCN-118814)

Assigned:2016-11-10
Published:2016-11-10
Updated:2019-06-06
Summary:The Traffic Management Microkernel (TMM) in F5 BIG-IP LTM, AAM, AFM, APM, ASM, GTM, Link Controller, PEM, PSM, and WebSafe 11.6.0 before 11.6.0 HF6, 11.5.0 before 11.5.3 HF2, and 11.3.0 before 11.4.1 HF10 may suffer from a memory leak while handling certain types of TCP traffic. Remote attackers may cause a denial of service (DoS) by way of a crafted TCP packet.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2016-7476

Source: BID
Type: Third Party Advisory, VDB Entry
94353

Source: CCN
Type: BID-94353
Multiple F5 BIG-IP Products CVE-2016-7476 Denial of Service Vulnerability

Source: SECTRACK
Type: UNKNOWN
1037274

Source: XF
Type: UNKNOWN
bigip-cve20167476-dos(118814)

Source: CONFIRM
Type: Vendor Advisory
https://support.f5.com/csp/#/article/K87416818

Source: CCN
Type: F5 Security Advisory sol87416818
TMM vulnerability CVE-2016-7476

Vulnerable Configuration:Configuration 1:
  • cpe:/a:f5:big-ip_websafe:11.6.0:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:f5:big-ip_protocol_security_module:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_protocol_security_module:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_protocol_security_module:11.4.1:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/a:f5:big-ip_policy_enforcement_manager:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:11.5.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:11.5.3:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:11.6.0:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/a:f5:big-ip_link_controller:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.5.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.5.3:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.6.0:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/a:f5:big-ip_global_traffic_manager:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_global_traffic_manager:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_global_traffic_manager:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_global_traffic_manager:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_global_traffic_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_global_traffic_manager:11.5.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_global_traffic_manager:11.5.3:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_global_traffic_manager:11.6.0:*:*:*:*:*:*:*

    • Configuration 6:
  • cpe:/a:f5:big-ip_application_security_manager:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:11.5.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:11.5.3:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:11.6.0:*:*:*:*:*:*:*

    • Configuration 7:
  • cpe:/a:f5:big-ip_access_policy_manager:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:11.5.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:11.5.3:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:11.6.0:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/a:f5:big-ip_advanced_firewall_manager:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:11.5.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:11.5.3:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:11.6.0:*:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/a:f5:big-ip_application_acceleration_manager:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:11.5.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:11.5.3:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:11.6.0:*:*:*:*:*:*:*

    • Configuration 10:
  • cpe:/a:f5:big-ip_local_traffic_manager:11.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.4.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.5.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.5.3:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.6.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:f5:big-ip_advanced_firewall_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_global_traffic_manager:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.5.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:11.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:11.6.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:11.6.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    f5 big-ip websafe 11.6.0
    f5 big-ip protocol security module 11.3.0
    f5 big-ip protocol security module 11.4.0
    f5 big-ip protocol security module 11.4.1
    f5 big-ip policy enforcement manager 11.3.0
    f5 big-ip policy enforcement manager 11.4.0
    f5 big-ip policy enforcement manager 11.4.1
    f5 big-ip policy enforcement manager 11.5.0
    f5 big-ip policy enforcement manager 11.5.1
    f5 big-ip policy enforcement manager 11.5.2
    f5 big-ip policy enforcement manager 11.5.3
    f5 big-ip policy enforcement manager 11.6.0
    f5 big-ip link controller 11.3.0
    f5 big-ip link controller 11.4.0
    f5 big-ip link controller 11.4.1
    f5 big-ip link controller 11.5.0
    f5 big-ip link controller 11.5.1
    f5 big-ip link controller 11.5.2
    f5 big-ip link controller 11.5.3
    f5 big-ip link controller 11.6.0
    f5 big-ip global traffic manager 11.3.0
    f5 big-ip global traffic manager 11.4.0
    f5 big-ip global traffic manager 11.4.1
    f5 big-ip global traffic manager 11.5.0
    f5 big-ip global traffic manager 11.5.1
    f5 big-ip global traffic manager 11.5.2
    f5 big-ip global traffic manager 11.5.3
    f5 big-ip global traffic manager 11.6.0
    f5 big-ip application security manager 11.3.0
    f5 big-ip application security manager 11.4.0
    f5 big-ip application security manager 11.4.1
    f5 big-ip application security manager 11.5.0
    f5 big-ip application security manager 11.5.1
    f5 big-ip application security manager 11.5.2
    f5 big-ip application security manager 11.5.3
    f5 big-ip application security manager 11.6.0
    f5 big-ip access policy manager 11.3.0
    f5 big-ip access policy manager 11.4.0
    f5 big-ip access policy manager 11.4.1
    f5 big-ip access policy manager 11.5.0
    f5 big-ip access policy manager 11.5.1
    f5 big-ip access policy manager 11.5.2
    f5 big-ip access policy manager 11.5.3
    f5 big-ip access policy manager 11.6.0
    f5 big-ip advanced firewall manager 11.3.0
    f5 big-ip advanced firewall manager 11.4.0
    f5 big-ip advanced firewall manager 11.4.1
    f5 big-ip advanced firewall manager 11.5.0
    f5 big-ip advanced firewall manager 11.5.1
    f5 big-ip advanced firewall manager 11.5.2
    f5 big-ip advanced firewall manager 11.5.3
    f5 big-ip advanced firewall manager 11.6.0
    f5 big-ip application acceleration manager 11.3.0
    f5 big-ip application acceleration manager 11.4.0
    f5 big-ip application acceleration manager 11.4.1
    f5 big-ip application acceleration manager 11.5.0
    f5 big-ip application acceleration manager 11.5.1
    f5 big-ip application acceleration manager 11.5.2
    f5 big-ip application acceleration manager 11.5.3
    f5 big-ip application acceleration manager 11.6.0
    f5 big-ip local traffic manager 11.3.0
    f5 big-ip local traffic manager 11.4.0
    f5 big-ip local traffic manager 11.4.1
    f5 big-ip local traffic manager 11.5.0
    f5 big-ip local traffic manager 11.5.1
    f5 big-ip local traffic manager 11.5.2
    f5 big-ip local traffic manager 11.5.3
    f5 big-ip local traffic manager 11.6.0
    f5 big-ip advanced firewall manager 11.5.1
    f5 big-ip global traffic manager 11.5.1
    f5 big-ip link controller 11.5.1
    f5 big-ip access policy manager 11.4.0
    f5 big-ip link controller 11.5.0
    f5 big-ip local traffic manager 11.5.0
    f5 big-ip local traffic manager 11.6.0
    f5 big-ip advanced firewall manager 11.6.0